Reverse Dictionary: INSI – INSN

INSIDE – adverbs
– BEN inside, within, towards the inner part; in or into an inner part of the house; into the parlour, etc. from the kitchen; in the parlour or chamber …c1425 Sc. & N. Eng. dial.
– IN-A-DOORS in the house …Bk1902 Eng. dial.
– UMBRATILE † spent within doors …1592
inside – verbs 
– KEEP UP † to stay within doors; to put up or stop at …1704
 
INSIDE OUT – adverbs
– ASS-SIDE-BEFORE backwards, inside out, in reversed position …1969 Amer. dial.
– ASSY-FUSSY backside foremost; in reverse position, inside out …1967 Amer. dial.
– BACK-END-BEFORE backwards; in reversed position; inside out …1965 Amer. dial.
– BACK-END-FOREMOST backwards; in reversed position; inside out …1965 Amer. dial.
– BACK-END-FRONT backwards; in reversed position; inside out …1965 Amer. dial.
– BACK-END-TO backwards; in reversed position; inside out …1926 Amer. dial.
– BACK-FRONT backwards, inside out …1950 Amer. dial.
– BACKSIDE OUTWARDS backwards; inside out …1937 Amer. dial.
– BACKSIDE-BEFORE backwards; in reversed position; inside out …1920s Amer. dial.
– BACKSIDE-FORE backwards; in reversed position; inside out …1920s Amer. dial.
– BACKSIDE-FOREMOST backwards; in reversed position; inside out …1920s Amer. dial.
– BACKSIDE-FORWARD(S) backwards; in reversed position; inside out …1920s Amer. dial.
– BACKSIDE-FRONT backwards; in reversed position; inside out …1920s Amer. dial.
– BACKSIDE-TO backwards; in reversed position; inside out …1920s Amer. dial.
– BACKWARDS-BEHIND backwards; inside out …1967 Amer. dial.
– BACKWARDS-FRONT backwards; inside out …1967 Amer. dial.
– BACKWARDS-IN backwards; inside out …1967 Amer. dial.
– BACKWARDS-WAY-BEFORE backwards; inside out …1967 Amer. dial.
– END FOR ABOUT in inverted or reversed position; inside out …1957 Amer. dial.
– END FOR END in inverted or reversed position; inside out …1871 Amer. dial.
 
INSIGHT – nouns
– SIGHT † knowledge, skill, insight …1530
– VATICINATION † divine or inspired apprehension or knowledge; intuition, insight …1678
insight – verbs
– SEE THROUGH A BRICK WALL to be unusually discerning; to have extraordinary insight …Bk1999 
 
INSIGHTFUL – adjectives
– DUNGEONABLE † having great knowledge; insightful, astute …1855 Eng. dial.
 
INSIGNIA – nouns
– PATCH any form of insignia as worn by criminal or youth gangs, as the Hell’s Angels, US prison gangs, street gangs, etc. …1950s sl., orig. US
 
INSIGNIFICANCE – nouns
– MINIMIFICENCE * little doings; insignificance; lack of grandeur; opposed to magnificence …1759
 
INSIGNIFICANT – adjectives
– ASSY insignificant, second-rate, unimportant …2000s US Black sl.
– BAUBLING † trifling, contemptible, paltry, insignificant …1601
– BIG AS A BEE’S KNEE of a very small size; trifling, insignificant …1838
– CHICKEN-PLUCKING second-rate, vulgar, insignificant …1960s US sl.
– CHICKENSHIT petty, insignificant …1940s sl., orig. US
– CHOOTAH small, insignificant …Bk1892 Anglo-Indian sl.
– CROW poor; mean; trivial; insignificant; worthless …Bk1914 criminals’ sl.
– CROW-BAIT insignificant; trivial; worthless …Bk1942 Amer. sl.
– DASHY-TRASHY insignificant; trivial; worthless …Bk1942 Amer. sl.
– DINKY trifling, insignificant, unimpressive …L19 N. Amer. colloq.
– DRIBBLE insignificant; trivial; worthless …Bk1942 Amer. sl.
– EASY † of small importance, insignificant, slight; not very good, indifferent …1468
– FIDDLE-FADDLE insignificant; trivial; worthless …Bk1942 Amer. sl.
– FIDFAD insignificant; trivial; worthless …Bk1942 Amer. sl.
– FOOTLE worthless, paltry, trifling, insignificant …1894
– FOOTY insignificant, worthless, despicable, futile …18C sl.
– FRIGGING insignificant, petty, worthless …L18 sl.
– HALF-ASS careless, ineffectual, inadequate, incompetent, second-rate; mediocre, insignificant, unsatisfactory …M19 sl.
– HALF-ASSED careless, inadequate, incompetent, second-rate, mediocre, insignificant …1865 US sl.
– HAMMERED-DOWN stunted; short; wretched; worthless; insignificant …1919 Amer. dial.
– JUNKY insignificant; trivial; worthless …Bk1942 Amer. sl.
– HALF-ASS careless, inadequate, incompetent, unsatisfactory, mediocre, insignificant …1956 Amer. sl.
– HALF-ASSED careless, inadequate, incompetent, unsatisfactory, mediocre, insignificant …1932 Amer. sl.
– IMPORTLESS †* without import or significance; trivial, unimportant; meaningless …1606
– JERKWATER small, insignificant, hick …colloq.
– KIDLING petty, insignificant …B1900 Eng. dial.
– LIKE A CHIP IN A MESS OF MILK of persons: insignificant, useless …Bk1905 Eng. dial.
– MEASLY insignificant; trivial; worthless …Bk1942 Amer. sl.
– MOULDY insignificant; trivial; worthless …Bk1942 Amer. sl.
– NAFFLING of a child: contemptible; insignificant …Bk1883 Eng. dial.
– NAUGHTY valueless, good-for-nothing, insignificant, trifling; small and contemptible in appearance …1835 Sc. & Eng. dial.
– NICKEL-DIME small-time, petty, insignificant …1960s US sl.
– NIDGING trifling, insignificant …B1900
– NIFLING † of small importance or value; trifling; insignificant; worthless …1649 rare or obs.
– NO-ACCOUNT worthless; useless; good-for-nothing; insignificant; undependable, untrustworthy, criminal …1845 Amer. dial.
– NO-COUNT worthless, lazy, shiftless; useless, good-for-nothing; insignificant, trivial …1853 Amer. dial.
– NO-GOOD insignificant; trivial; worthless …Bk1942 Amer. sl.
– NO GREAT CATCH insignificant; trivial; worthless …Bk1942 Amer. sl.
– NO GREAT SCRATCH insignificant; trivial; worthless …Bk1942 Amer. sl.
– NO GREAT SHAKES insignificant; trivial; worthless …Bk1942 Amer. sl.
– NO ODDS insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT FIT TO KILL insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOTHING IN IT insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOTHING TO IT insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH A CONTINENTAL insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH A DAMN insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH A DIME A DOZEN insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH A FART IN A HAILSTORM unimportant, insignificant; of little value …1965 Amer. dial.
– NOT WORTH A FART IN HELL unimportant, insignificant; of little value …1965 Amer. dial.
– NOT WORTH A HOOT insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH SHUCKS insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH THE POWDER AND SHOT insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH THE POWDER TO BLOW IT UP insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOT WORTH TWO HOOTS IN HELL insignificant; trivial; worthless …Bk1942 Amer. sl.
– NOWHERE said of something insignificant or dreary …1940 sl.
– ONE-HORSE small and insignificant; unimportant; second-rate, inferior …1853 Amer. dial.
– ONE-PUB insignificant, petty …M19 sl., orig. US
– ORNERY inferior, poor, insignificant, worthless, contemptible, mean, immoral …1816 Amer. dial.
– PEERIE UDDIE small, insignificant …1908 Sc. 
– PENNY ANTE insignificant, unimportant …M19 sl., orig. US
– PIDDLING trifling, trivial, insignificant; loafing …1899 Amer. dial.
– PILULOUS like a pill in size; small, insignificant, minute, trifling …1872
– PISS-ANT insignificant, worthless, petty; contemptible …1952 sl.
– PISSY-ANT petty, insignificant, unimportant …1971 Amer. dial.
– POKEY insignificant; paltry …1849 Amer. sl.
– POKY insignificant; paltry …1849 Amer. sl.
– PUISNE † small, insignificant, petty …E17
– PUSILL † small, insignificant, petty …1623
– SCOY thin, poor; small, insignificant …1846 Eng. dial.
– SCRATTY small, insignificant, thin, puny …Bk1904 Eng. dial.
– SCRINCHING small, puny, insignificant …Bk1904 Eng. dial.
– SHAG insignificant; trivial; worthless …Bk1942 Amer. sl.
– SHIRTTAIL small; insignificant …1929 Amer. dial.
– SILLY † insignificant, trifling …1567
– SINGLE-SOLED † of persons: poor, mean, of little account or worth; insignificant …1588
– SMALL-BEER insignificant; trivial; worthless …Bk1942 Amer. sl.
– SMALL-CHANGE insignificant; trivial; worthless …Bk1942 Amer. sl.
– SMALL-POTATO insignificant; trivial; worthless …Bk1942 Amer. sl.
– SMALL-TIME insignificant, unimportant; minor …1938  US sl.
– SMALL-TOWN insignificant; trivial; worthless …Bk1942 Amer. sl.
– SNIPPER-SNAPPER small, insignificant …B1900 Eng. dial.
– TANK TOWN insignificant, petty …1930s US sl.
– TEN-TWENTY-THIRTY insignificant; trivial; worthless …Bk1942 Amer. sl.
– THREE-CENTS insignificant, unimportant, worthless …20C W. Indies sl.
– TIDDLYWINKY tiny, insignificant …1901 Eng. dial.
– TINHORN cheap and insignificant; small-time…1880 sl.
– TIN-POT insignificant; trivial; worthless …1765
– TOOTY small, insignificant …1857 Amer. dial.
– TRIFLOUS †* trifling; insignificant, trivial; frivolous …1509
– TWO-BIT of little value or significance; petty, small-time …1870 Amer. dial.
– TWO-BY-FOUR of little value or significance; petty, small-time; small …1887 Amer. dial.
– UDDIE small, insignificant …1908 Sc.
– UDDY small, insignificant …1908 Sc.
– UIRRY small, trifling, insignificant …1929 Sc.
– UNSIGNIFIED insignificant …Bk1905 N. Ireland
– VIDIMENT insignificant …Bk1905 Sc.
– WAFF feeble, insignificant, paltry; weak, worn-out …1796 Sc.
insignificant – nouns
– ABBREVIATED PIECE OF NOTHING an insignificant thing …Bk2000 Amer. sl.
– BABBY-WARK insignificant doings; sometimes used in contempt for things bearing fine names …Bk1898 Eng. dial.
– BETWIXT AND BETWEEN a temporary insignificant task between more important jobs …1968 Amer. dial.
– BIT OF FLUFF anything or any person considered insignificant or ineffectual …1980s sl.
– BLIP a surprise; a sudden disappointment; anything quick and insignificant; a one-time thing of little importance …1940s US Black sl.
– BUG DUST something insignificant or of little value …1958 Amer. dial.
– DOODLEY-SHIT anything worthless or insignificant; rubbish …1950s sl., orig. US
– DOODLY-SHIT anything worthless or insignificant; rubbish …1950s sl., orig. US
– FARTEEN anything totally insignificant …1960s Irish sl.
– FART IN A HAILSTORM the most insignificant, unimportant, or transitory thing …1965 Amer. dial.
– FART IN A THUNDERSTORM, A something of negligible worth or impact; something insignificant, ineffective, or fleeting …1989 UK sl.
– FART IN A WHIRLWIND the most insignificant, unimportant, or transitory thing …1952 Amer. dial.
– FART IN A WINDSTORM the most insignificant, unimportant, or transitory thing …1963 Amer. dial.
– FIDDLY-FUCK anything considered utterly insignificant …1960s US sl.
– LITTLE END OF NOTHING something very small, unimportant, or insignificant …1825 Amer. dial.
– LITTLE END OF NOTHING SHARPENED DOWN TO A POINT anything very insignificant or utterly unimportant …E19 US sl.
– LITTLE END OF NOTHING WHITTLED DOWN TO A POINT anything very insignificant or utterly unimportant …E19 US sl.
– MAKE-WEIGHT a of insignificant value thrown in to make up a deficiency or fill a gap …1776
– MESS a term of contempt for anything small, weak, or insignificant …Bk1905 Eng. dial.
– NIPPIE a little insignificant thing …1964 Sc. 
– NIPPOCK a little insignificant thing …1923 Sc. 
– NIPPOCKIE a little insignificant thing …1964 Sc. 
– PEANUT something insignificant …1914 Amer. sl.
– PEA-TAD something small and insignificant …1968 Amer. dial.
– PICAYUNE the name formerly given in Louisiana, Florida, etc., to the Spanish half-real, value 6 1/4 cents or 3 pence;  then given to the U.S. 5-cent piece or other coin of small value; hence, a person or thing considered small,  mean, or insignificant; something of slight value or trifling importance …1804 Amer. colloq.
– PIG’S WHISTLE a thing of little value or significance …1935 US
– PINCH OF BUG DUST something insignificant or of little value …1958 Amer. dial.
– POOT the most insignificant or transitory thing …1958 Amer. dial.
– SCADYIN anything very small and insignificant …1884 Ireland
– SCRAT anything very small and insignificant; a tiny child; a meagre, mean-looking person; the smallest coin …1885 Sc. & Eng. dial.
– SNICKET a very small piece of anything; anything small and insignificant …1887 Eng. dial.
– TITMOUSE a small, petty, or insignificant person or thing …1596
– TURKEY RUN a remote or insignificant place …1906 Amer. dial.
– TURKEY TOWN a remote or insignificant place …1966 Amer. dial.
– TURKEY TROT a remote or insignificant place …1905 Amer. dial.
– VIDIMENT something insignificant; the smallest particle …1842 Sc.
– WAFFLER anything small or insignificant …1899 Eng. dial.
insignificant – person
– ABBREVIATED PIECE OF NOTHING an insignificant person or thing …Bk2000 Amer. sl.
– ABLACH, ABLACK, ABLICH an insignificant, worthless person; an incapable person …1790 Sc.
– ANDY the person in a band who is so insignificant that no one gives a care about him …20C teen & high school sl.
– ARKIE, ARKY (derogatory) a rustic person or one considered insignificant …1942 Amer. dial.
– ARSEWORM, ARSWORM a little diminutive man; a small or insignificant fellow; an oaf …1690 sl. Venery Sl 1916
– ATTERCOB a spider; hence, a small, insignificant person …1742 Eng. dial.
– ATTERCOP a small, insignificant person …1742 Sc. & Eng. dial.
– AZZALD a silly, insignificant, mean person …1830 Eng. dial.
– AZZARD a silly, insignificant, mean person …1790 Eng. dial.
– BAA-WAA-BODY a silly or insignificant person …1892 Eng. dial.
– BAGGIT an insignificant little person …1879 Sc.
– BAUCHLE an old, decrepit, or shabby person; later, an insignificant, unimportant or worthless person; a ne’er-do-well …1820 Sc.
– BEDBUG an unpleasant or insignificant person …1928 sl., orig. US Black 
– BEGGAR-TRASH someone thought to be low-class, worthless, or insignificant …1939 Amer. dial.
– BILCH a little, crooked, insignificant person …1825 Sc.
– BIMBO an insignificant, unimportant person …c1840 Amer. sl.
– BIRD TURD an insignificant, worthless person. an obnoxious person …1959 US sl.
– BIT OF FLUFF anything or any person considered insignificant or ineffectual …Bk1984 sl.
– BLAH a small or insignificant person …1967 US sl.
– BLOB a useless or insignificant person …20C sl., chiefly Aust.
– BUG-EATER (derogatory) an insignificant or worthless person …1840 Amer. dial.
– BUG-FUCKER (derogatory) an insignificant and worthless male …Bk2006 US sl.
– CEDAR CHOPPER a rustic, a countrified person; an insignificant person …1962 Amer. dial.
– CHEESE an insignificant person, esp. an unworthy person in a position of authority …20C Amer. sl.
– CHEWEEKA an insignificant, puny person …1950 Amer. dial.
– CRUMB an untrustworthy, loathsome, or objectionable person; an insignificant, despicable person …c1920 Amer. sl.
– DAB an insignificant person …Bk1900 Eng. dial.
– DANDIPRAT, DANDYPRAT † a small, insignificant, or contemptible fellow …1556 obs. or arch.
– DANDY-SPRAT a person of small or insignificant stature; a dwarf …1888 Eng. dial.
– DIRT an insignificant or low-class person …1968 Amer. dial.
– EDDERCROP a spider; hence, a small, insignificant person …1742 Eng. dial.
– EDDICROP a spider; hence, a small, insignificant person …1742 Eng. dial.
– ERK a term of contempt; an insignificant person …1940s sl.
– ETTERCAP a spider; hence, a small, insignificant person …1742 Sc.
– ETTERCROP a spider; hence, a small, insignificant person …1742 Eng. dial.
– FARTHING-FACED CHIT a small, pinch-faced, insignificant person …1900s sl.
– FLURT an insignificant person; a fool …19C Eng. dial.
– FOPDOODLE † a silly, vain, empty person; a stupid or insignificant fellow; a fop, fool, simpleton …E17
– GEEKOID a socially insignificant or unattractive person; a nerd, a geek …Bk1993 sl.
– GERBIL a stupid, insignificant, or unpleasant person; a foolish or obnoxious person …1986 US sl.
– GERM an insignificant, despicable, or contemptible person …1942 US sl.
– GINK a dull, ineffectual, or insignificant person; a jerk …1906 sl.
– GULLY DIRT very insignificant or low-grade people …1966 Amer. dial.
– GUZZLER an insignificant person …1920s US sl.
– HALF-PINT a short, small or insignificant person; an ineffectual person, esp. a light-built male; a child …1876 US sl.
– HALF-PORTION a small. diminutive, or insignificant person; an undersized person; a child …1914
– HAM SHANK a third-rate, insignificant person …2004 UK sl.
– HATTER-CROPPER a spider; hence, a small, insignificant person …1742 Eng. dial.
– HAWNYOCK an inexperienced or ignorant person; a hick; a low-class or insignificant person …1943 Amer. dial.
– JACK-A-DANDY an insignificant little fellow; a little pert or conceited fellow …1632
– JACK-A-LENT an insignificant or contemptible person; a simpleton; a dwarf; a puppet …1598 arch.
– JACK-DANDY a little fop; a coxcomb or a petty dandy; an insignificant or impertinent little fellow …1632 colloq. 
– JACK OF DANDY an insignificant person; a fop …E17 sl.
– KENTUCK (often derogatory) an insignificant or low-grade person …1968 Amer. dial.
– LINTHEAD (derogatory) a cotton-mill worker; hence, a low-class White person; a hillbilly; an insignificant person …1933 Amer. dial.
– LITTLE SHOT an insignificant person …1930s US sl.
– MAKE-WEIGHT a person insignificant value thrown in to make up a deficiency or fill a gap …1776
– MANISHON a little insignificant-looking person …Bk1905 Eng. dial.
– MESSAN a term of contempt for a small, insignificant person …1721 Sc.
– MIDGE a small, insignificant person …1757 Sc.
– MINIMUS a creature of the smallest size; a dwarf; a small or insignificant person …1590
– MOTH a person who is insignificant or fragile, or who hovers around temptation and is liable to be drawn to destruction, as a moth to a flame …1600
– MOTHBALL * an insignificant or foolish person; an obnoxious or aggravating person; a teenage jerk; an irritating person; an over-diligent student …1944 US sl.
– MOUSE a weakling; a small or insignificant person …1940 sl.
– NACHET an insignificant person …Bk1845 Sc.
– NACKET, NACKIT a pert, forward, smart boy; a trifling little person; an insignificant person; a wicked, mischievous, or impertinent child; a precocious child …1770 Sc.
– NAZZARD † an insignificant or feeble person; a worthless scamp; a silly, foolish fellow …1619 obs. exc. Eng. dial.
– NEKARD †* an insignificant person …a1400
– NEKER †* an insignificant person …a1400
– NERD, NURD an unpleasant, insignificant, or dull person …1950s sl., orig. US
– NIFFIE a small, insignificant person …1893 Sc. 
– NIFFNAFF a small, insignificant person …1808 Sc. 
– NURD an unpleasant, insignificant, or dull person …1950s sl., orig. US
– ONE-EYED SCRIBE a monumental liar; an insignificant person …1970s US Black sl.
– OUTLAW one who is crude or ill-mannered; a misfit; a child who misbehaves; an insignificant person; an immoral woman …1965 Amer. dial.
– PAATERMENT † a useless brat; an insignificant person …1939 Sc.
– PEANUT a small or insignificant person; also, a term of endearment for a small child …1915 Amer. dial.
– PICAYUNE a person or thing considered small,  mean, or insignificant …1804 Amer. colloq.
– PICKSNIFF an insignificant, paltry, contemptible person …1862 Eng. dial.
– PISS-ANT (depreciative) an insignificant, contemptible, or irritating person …1935 sl.
– POCHUCKER an insignificant person; a low-grade person …1968 Amer. dial.
– POP-SQUIRT a pert, conceited man of small physique; an insignificant, pretentious fellow …1905 Amer. dial.
– PUNK a bumptious but insignificant or contemptible person …19C sl.
– RAKINGS AND SCRAPINGS OF THE EARTH very insignificant or low-grade people …1966 Amer. dial.
– SARDINE an insignificant or contemptible person; a petty character …Bk1912 Amer. dial.
– SCHLAPPER an insignificant person; a second-rater …1940s sl., orig. US
– SCHLEPPER, SCLEPPER an idler, a worthless or ineffectual person; an oaf, a slob, a jerk, a stupid or awkward person; an insignificant person; a second-rater …1947 sl. orig. US
– SCOPPERIL an insignificant person …1854 Eng. dial.
– SCRAPINGS very insignificant or low-grade people …1966 Amer. dial.
– SCRAPINGS OF THE EARTH very insignificant or low-grade people …1966 Amer. dial.
– SCRAPPINGS OF THE EARTH very insignificant or low-grade people …1966 Amer. dial.
– SCRISUM a fogey; a fright; an insignificant-looking person …1890 Eng. dial.
– SCRUFF a contemptible person; an insignificant person …1968 Amer. dial.
– SHORT-ARSE, SHORT-ASS a person of small stature; a person of little account …1706 sl.
– SNIFTY † an insignificant person …1660 Sc.
– SNIP an insignificant person …Bk1913-17 Amer. dial.
– SNIPPER-SNAPPER † a small, insignificant, conceited fellow; an impertinent youth; an effeminate young fellow …c1590 obs. exc. Eng. dial.
– SNIRP an insignificant person …19C Brit. sl.
– SQUALL † a small or insignificant person; usually used as a term of abuse …1570 
– SQUIRT someone insignificant but presumptuous …1848 sl., orig. US
– TADPOLE an insignificant person …1915 Amer. dial.
– TARHEEL a poor White, esp. from the piney woods of North Carolina; a rustic or countrified person; any north Carolinian; an insignificant person …1846 Amer. dial.
– THING-O-WOLD a paltry, insignificant person …Bk1905 Eng. dial.
– TITMOUSE a small, petty, or insignificant person or thing …1596
– TOM THUMB a dwarf or pygmy of popular tradition or fable; hence, a dwarf or diminutive male person; also contemptuously, a petty or insignificant person …1579
– URF, URPH a stunted, ill-grown, and ill-conditioned person; a dirty, insignificant person, esp. applied to children; a dwarfish person …1838 Sc. & Eng. dial.
– URIAH HEEP an objectionable or unpleasant person; a dull or insignificant person …1992 UK rhyming sl. for ‘creep’
– USED-TO-BE a has-been …1853 Amer. colloq. 
– VISION an insignificant, characterless person …1825 Sc.
– WALKING DICK WITH EYES an insignificant male; a loser …1980s US college sl.
– WARCHER a contemptuous term for a small, insignificant person …Bk1887 Eng. dial.
– WARF a stunted, ill-grown, and ill-conditioned person; a puny, contemptible person; a dirty, insignificant person, esp. applied to children; a dwarfish person …1818 Sc.
– WARM BODY an insignificant person, someone who is present but does not participate …2003 US sl. 
– WHIFFET a small or contemptible person; an insignificant looking person; a lazy boy …1767 Amer. dial.
– WHIFFMAGIG a trifler; an insignificant, contemptible person; a mean, paltry person …1871
– WURF a dirty, insignificant person, esp. applied to children; a dwarfish person …1838 Sc. 
– WUZZER a has-been …Bk1913-17 Amer. dial.
– YAFF a puny, peevish, insignificant person …1887 Sc.
– YIFF a small, puny, insignificant person given to idle chatter …1956 Sc.
– YIFF-YAFF a small, puny, insignificant person given to idle chatter …Bk1825 Sc.
– ZERO a person of no importance or consequence; a useless, worthless, or insignificant person; a nobody, a nonentity …1650
– ZILCH an ordinary or completely dull, ineffectual, unattractive, or insignificant person; a person without much social or academic ability; a person of little consequence; a nobody; a socially inept outcast …1967 US sl.
– ZIP a worthless person; a person who amounts to zero; an insignificant person; an unpleasant person with no good qualities; a fool; a sucker …1971 US sl.
– ZIPPO an insignificant person; an unpleasant person with no good qualities; a fool; a sucker …1987 US sl.
– ZIP SACK – an insignificant person; an unpleasant person with no good qualities; a fool; a sucker …1982 US sl.
insignificant – verbs 
– LITTLE to make small or insignificant; to make narrow …1931 Amer. dial.
insignificant – phrases
– DON’T AMOUNT TO A HANNAH COOK signifies unimportance or insignificance …1907 Amer. dial.
– NOT AMOUNT TO A HOLE IN THE SNOW said of an unimportant, worthless, or insignificant person …1975 Amer. dial.
– NOT AMOUNT TO A PISS-HOLE IN THE SNOW said of an unimportant, worthless, or insignificant person …1967 Amer. dial.
– NOT AMOUNT TO PISS IN THE SNOW said of an unimportant, worthless, or insignificant person …1967 Amer. dial.
 
INSINCERE – adjectives
​– DOUBLE-BOTTOMED insincere; implying one thing and meaning another …World War II Amer. sl.
– FAIR-WEATHER temporary; insincere …1677
– GREASY insincere in manner; ingratiating …1848 sl.
– MOUTH GLAD pretending to be pleased, insincere …1934 Amer. dial.
– SLIMY insincere in manner; ingratiating …1602 sl.
– SMALMY insincere in manner; ingratiating …1924 sl.
– SMARMY in the manner of a sycophant; insincere in manner; ingratiating …1924 sl.
– SOAPY insincere in manner; ingratiating, sycophantic, flattering or persuasive …1854 sl.
insincere – nouns  (includes INSINCERITY)
– ACKAMARACKA insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; pretentious nonsense, bluff  …1933 sl., orig. US
– ACKAMARACKUS insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; a fraudulent tale; a tall story; nonsense …1933 sl., orig. US
– ACT an instance of insincere behaviour; a display of pretended feeling; an affected pretense …1934
– APPLESAUCE insincere or exaggerated talk intended to flatter or deceive; humbug or flattery, suave talk …1919 US sl.
– BLA insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1918 US sl.
– BLAH pretentious talk or writing; insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1918 US sl.
– BLAH-BLAH pretentious talk or writing; insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1918 US sl.
– BLARNEY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1796
– BOOSHWA insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1906 Amer. sl.
– BOOSHWAH insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1906 Amer. sl.
– BORAC insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1845 Aust. & NZ sl.
– BORACK insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1845 Aust. & NZ sl.
– BORAK insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1845 Aust. & NZ sl.
– BORAX insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1845 Aust. & NZ sl.
– BULL insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1902 sl., orig. US
– BULLSHIT insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense, lies, deception …1914 sl., orig. US
– BULL’S WOOL insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1933 Aust. & NZ sl.
– BUSHWA insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1906 Amer. sl.
– BUSHWAH insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1906 Amer. sl.
– BUSHWHA insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1906 Amer. sl.
– B.S. insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1900 sl., chiefly Amer.
– CROCK OF SHIT insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense  …1945 US sl.
– DAUB insincere compliments; flattery; hypocritical affection …1877 Eng. dial.
– DRIP insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1919 sl. orig. US
– FLANNEL insincere or exaggerated talk intended to flatter or deceive; indirect or evasive talk; deceiving flattery, humbug, rubbish, nonsense…1927 Brit. sl.
– GAMMON insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1805 sl.
– GREASE insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1877 sl.
– GUIVER insincere talk; pretense …1864 Aust. sl.
– GUYVER insincere talk; pretense …1864 Aust. sl.
– GYVO humbug; flattery; insincerity, pretense; deceptive talk or behaviour …c1935 Aust. sl.
– HEART AND A HEART, A duplicity, insincerity …c825
– JAZZ insincere or lying talk, nonsense …sl., esp. US
– JIVE insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1928 sl., orig. US
– KIDSTAKES insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1912 Aust. & NZ sl.
– KIDSTEAKS insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1912 Aust. & NZ sl.
– LIP-LOYALTY insincerity …L19 Aust. sl.
– MADAM insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1927 sl.
– MALAKY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1929 sl., orig. US
– MALARKEY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1929 sl., orig. US
– MALARKY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1929 sl., orig. US
– MOODY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1917 sl.
– MULLARKEY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1929 sl., orig. US
– OIL insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1917 sl.
– OLD ACKAMARACKUS, THE insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1933 sl., orig. US
– ONPUT a pretense, insincere behaviour …1958 Sc.
– PALAVER wearisome, idle or insincere talk …M18
– PERLAVER wearisome, idle or insincere talk …M18
– SAWDER insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1854
– SAWDUST flattery, insincerity …L19 sl.
– SCAUM insincere talk; banter, chaff …Bk1904 Eng. dial.
– SCHMEER insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1961 US sl.
– SCHMERE insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1961 US sl.
– SHMEER insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1961 US sl.
– SNOW JOB insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1943 sl., orig. US
– SOAP insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1854 sl.
– SOFT SAWDER insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1836 sl.
– SOFT SOAP flattering, persuasive, or cajoling talk; insincere or exaggerated talk intended to flatter or deceive; humbug or flattery; nonsense …1830 colloq., orig. US
– SPINACH insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1929 US sl.
– SWEET TALK insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1945 sl., orig. US
– TAFFY insincere or exaggerated talk intended to flatter or deceive; humbug or flattery …1878 Amer. sl.
insincere – person
– BLUFF ARTIST an insincere person; a confidence trickster …1930s sl.
– BUTTHEAD a blockhead; an insincere person …1973 Amer. sl.
– EMPTY SUIT a useless or insincere person …1980s US sl.
– FAKE an impostor; broadly, an affected or insincere person …1886 Amer sl.
– FALSE-FACE a hypocrite, a deceitful or insincere person …Bk1900 Sc.
– FART one who is insincere …1975 Amer. dial.
– GILHOOLEY a country person; an insincere or phony person …Bk1975 Amer. sl.
– HANDSHAKER an insincere person …1893 US sl.
– PALAVERER one who palavers; an insincere (if plausible) speaker; a cajoling, wheedling, or flattering person; a flirt …1788
insincere – verbs
– BLARNEY to flatter; to deceive with insincere or flattering talk …1803 sl.
– BUTTER UP to flatter; to deceive with insincere or flattering talk …1819 sl.
– FLANNEL to talk evasively to; to flatter; to deceive with insincere or flattering talk …1941 Brit. sl.
– FUNK ON A DUNK to be insincere; to joke …1990s US Black sl.
– GAMMON to flatter; to deceive with insincere or flattering talk …1812 Brit. sl.
– HOKE UP to render something insincere or artificial …1935 sl., orig. US
– MAG to cheat by flattery or insincere talk; to swindle …1859 Amer. criminals’ sl.
– PUT ON AN ACT to show off, to talk for display, to behave insincerely …1934 sl.
– SAWDER to flatter; to deceive with insincere or flattering talk …1834
– SCHMEER to flatter; to deceive with insincere or flattering talk …1930 Amer. sl.
– SCHMERE to flatter; to deceive with insincere or flattering talk …1930 Amer. sl.
– SHMEER to flatter; to deceive with insincere or flattering talk …1930 Amer. sl.
– SNOW to flatter; to deceive or overwhelm with insincere or flattering talk …1945 sl., orig. & chiefly US
– SNOW-JOB to flatter; to deceive with insincere or flattering talk or lies and distortion…1945 sl., orig. & chiefly US
– SOFT-SAWDER to flatter; to deceive with insincere or flattering talk …1843 sl.
– SOFT-SOAP to flatter; to deceive with insincere or flattering talk …1840 sl.
– SWEETMOUTH to flatter; to deceive with insincere or flattering talk …1948 sl., chiefly US
– SWEET-TALK to flatter; to deceive with insincere or flattering talk …1936 sl., orig. & chiefly US
– TALK TRASH to talk insincerely, to boast, to lie, esp. when pursuing sex …1950s US Black sl.
 
INSINCERITY – see INSINCERE – nouns
 
INSINUATE – verbs
– MINT to hint at, to insinuate, to suggest; to mimic, to imitate …1703 Sc. & Eng. dial.  
– SIGNIFY to make insulting remarks or insinuations …1932 US sl., chiefly Black usage
– SUBINDUCE † to insinuate, to suggest indirectly …1640 rare or obs.
– THROW IT OUT to insinuate …1899 Eng. dial.
 
INSINUATION – nouns
– SIDEWIPE a sly insinuation …1757
 
INSIPID – adjectives
– BEIGE boring, insipid …Bk2006 US sl.
– FATUOUS † tasteless, insipid, vapid …1608
– GUSTLESS † tasteless, insipid …1636
– IMPOIGNANT †* not sharp or piquant, insipid …1733
– MAWKISH insipid; unsavoury …Bk1905 Eng. dial.
– MILK AND WATER weak, wishy-washy, insipid …1783 Amer. dial.
– PAILIE insipid, dull, colourless …1825 Sc.
– PAIPSEY insipid, weak …20C W. Indies sl.
– SAUCELESS bland, insipid …1899
– SOFT-COCK weak; insipid …1981 Aust. sl.
– TAMMACHLESS tasteless, insipid …1825 Sc.
– TOOTHLESS † tasteless, insipid; not pleasant to the taste …1679
– VAPPOUS † flat, insipid …1673
– WADDY tough and insipid, as hard meat without flavour …Bk1905 Eng. dial.
– WALLOW † tasteless, insipid; sickly …c897 obs. exc. Eng. dial.
– WALLOWISH † insipid, tasteless, flat; also, ill-tasting, nauseous, esp. through being over-sweet …1548 obs. exc. Eng. dial.
– WALSH insipid, tasteless, ill-tasting; having a sickly taste, nauseous …1513 Sc. & N. Eng. dial.
– WELSH insipid, tasteless; of cider, etc.: watery, poor …1777 Sc. & Eng. dial.
– WELSH’D suffering from insipidity of food …Bk1905 Eng. dial.
insipid – nouns
– SKILLY AND TOKE anything mild or insipid …M19 sl.
insipid – verbs 
– PALL † to render flat, stale, or insipid …1625
 
INSIPIDITY – nouns
– WALSHNESS insipidity; want of flavour …1808 Sc. & N. Eng. dial.
 
INSIPIDLY – adverbs
– JEJUNELY meagrely, insipidly …1615
 
INSIST – person
– THREAPER one who asserts or insists pertinaciously and, generally, falsely …1871 Sc.
insist – verbs 
– APPLICATE to insist; to pester one with unwelcome requests …1929 Amer. dial.
– BEAT † to insist with iteration on or upon …1579
– BIDE UPON † to dwell or insist upon a point …a1616
– LAY IT TO ONE to strike hard; to insist …Bk1913-17 Amer. dial.
– OPINIATRE † to persist obstinately in an opinion, or in a course of action; to insist hard; to become obstinate or stubborn …1678
– PUT ONE’S FOOT DOWN to insist; to be adamant …M19 sl.
– SIT FAST UPON † to insist upon …c1205
– THREAP to assert positively, esp. to persist in or maintain a false accusation or assertion; to insist on; to swear, repeat, or reiterate obstinately …1671 Sc. & Eng. dial.
– THREAP DOWN to insist or assert with pertinacity, esp. to persist in a false assertion; to protest or argue strongly …1877 Eng. dial.
– THREAP DOWN THE THROAT to insist or assert with pertinacity, esp. to persist in a false assertion; to protest or argue strongly …1864 Sc.
– THREAPEN † to assert positively; to insist on a thing obstinately …1671 Eng. dial.
– THREAP OUT to insist or assert with pertinacity, esp. to persist in a false assertion; to protest or argue strongly …1790 Eng. dial.
– YAAG to be importunate, to insist irritatingly with questions or requests, to nag or harp on …1825 Sc.
 
INSISTENT – adjectives
– HELL FOR concerned with, insistent on …1851 Amer. dial.
– HELL ON concerned with, insistent on …1850 Amer. dial.
 
INSISTING – adjectives
– THREAPING insisting or asserting pertinaciously …Bk1905 Eng. dial.