Reverse Dictionary: FI – FIF

FIANCE(E) – person
– ACQUAINTANCE a sweetheart; a lover; a fiancée …Bk1879 Eng. dial. 
– FINANCE a fiance, esp. if rich ….c1905 sl.
– GIRLFRIEND a female with whom a person has a romantic or sexual relationship; a female partner or lover; a female sweetheart; a fiancée …1892
– GUY a woman’s boyfriend, fiancé, husband, lover etc. …1940s Amer. sl.
– O.A.O. one’s sweetheart or fiancée (One And Only) …1928 students’ sl.
– PASH a fiancée, the woman you enjoy more than a casual relationship with; the primary girlfriend …1960 US sl.
– YINK a lover, a sweetheart; one who is engaged to another, a fiancé …Bk1866 Sc.
– YOUNG LADY a female lover or sweetheart; a girlfriend; a (young) wife or fiancée …1584
– YOUNG MAN a lover, a male sweetheart; a boyfriend, a fiancé …1589
– YOUNG WOMAN a female lover or sweetheart; a girlfriend; a fiancée …1822
 
FIASCO – nouns
– ABORTION a hateful or ludicrous undertaking or enterprise; fiasco …1949 Amer. sl.
– BALLS-UP a real mix-up; a mess, muddle; a chaotic state of affairs; a fiasco, a disaster …1929 sl.
– DAMP SQUIB something that fails to come to a conclusion; a fiasco; a failure; a dud …1845 Amer. sl.
– DEAD FROST a fiasco, a complete failure …c1875 theatrical sl.
– FIZZER a disappointing failure, a fiasco …1957 Aust. sl.
– FIZZLE a failure or fiasco; a failure in recitation or examination …1846
– FLUKE a fiasco; a failure …US Civil War usage
fiasco – verbs
– FIZZLE to fail, to make a fiasco, to come a lame conclusion …1847 US colloq.
– FIZZLE OUT to fail, to make a fiasco, to come a lame conclusion … a1848 US colloq.
 
FIB – see LIE
 
FICKLE – adjectives
– BINGLE-BANGLE fickle, vacillating, irresolute …1825 Eng. dial.
– BRICKLE changeable, uncertain; fickle, not trustworthy  …1872 Eng. & Amer. dial.
– FANCICAL fanciful, faddy, capricious, fickle …1671 rare exc. Eng. dial.
– FANCICLE fanciful, faddy, capricious, fickle …1895 Eng. dial.
– FANSICLE fanciful, faddy, capricious, fickle …1895 Eng. dial.
– GIDDISH †* giddy, fickle, foolish …1566
– HEBDOMADAL changing every week; fickle, changeable …1796
– KITTLE difficult to deal with, esp. because touchy, obstinate, or intractable; fickle, capricious …Sc.
– MOONISH † influenced by the moon; acting as if under the moon’s influence;  changeable, fickle, flighty, whimsical, capricious, variable …c1407 obs. or arch.
– SHITTLE-WITTED † fickle, flighty, unstable, unsteady …1448
– SKITTISH fickle, inconstant, changeable; tricky, difficult to deal with or manage …1601
– TICKLISH unstable, unsteady, unsettled, uncertain, fickle …1606
– VARIANT * of persons: changeful in disposition or purpose; inconstant, fickle …c1386
– VARIOUS † of persons: changeable in character; inconstant, unstable; fickle …1636
– VERSATILE * of persons: fickle, inconstant …1682
– VOLAGE giddy, foolish; fickle, inconstant, inconsiderate …a1366
– WEATHERCOCKY fickle, changeable, inconstant …1886
– WHIFFLE-MINDED fickle; vacillating, undecided …1844 Amer. dial.
fickle – person
– CHANGING-PIECE † a term of contempt for one who is fickle or changeable …17C
– GILLIAN-FLIRT a fickle, flirtatious, or sexually promiscuous woman or girl …1593
– GILLIE, GILLY † a fickle, giddy, flirtatious, loose, or wanton young woman …a1529 obs. exc. Sc.
– GIPSIE, GIPSY, GYPSY a term of contempt for a woman, as being cunning, deceitful, fickle, or the like; in more recent use merely playful, and applied esp. to a brunette; a thoughtless, giddy girl; sometimes used playfully as a term of endearment …1632
– HORSEFLY one who is fickle with women …Bk1947 US Army sl.
– MOONCALF † a fickle, unstable person …1607
 
FICKLENESS – nouns
– FEATHERINESS lightness, fickleness, capriciousness …1689
– VARIETY † tendency to change; fickleness; change of purpose or plans …a1548
 
FICTION – nouns
– CARAWIMPLE † a mere fiction; a dream …1672
– PULP FICTION fiction dealing with lurid or sensational subjects, often printed on rough, low-quality paper manufactured from wood pulp …1950 Amer.
– TALE OF A ROASTED HORSE, A an invented story, an idle tale, a fiction, a falsehood…1570
 
FICTITIOUS – adjectives
– APOCRYPHATE † of spurious creation or character; of doubtful authenticity; fictitious, false …1486
– APOCRYPHICAL †* of doubtful authorship or authenticity; spurious, fictitious, false …1719
 
FICTITIOUSNESS – nouns
– FABULOSITY of a composition or narrative: fabulous or mythical character; fictitiousness …1603
– IDOL † a fictitious personation; a counterfeit, sham; a pretender …1590
 
FIDDLE – adjectives
– THARM-INSPIRING † inspiring by music played on a fiddle …1787 Sc.
fiddle – nouns 
– BOSH a fiddle …1859 sl.
– BOX a fiddle …1845 Amer. sl.
– DEVIL’S MUSIC BOX the fiddle …1949 Amer. dial.
– EAR a tuning peg, as on a fiddle or guitar …c1938 US Black sl.
– FIDDLE-BOX a fiddle, a violin …1928 Amer. dial.
– MAWSIE a poor-sounding fiddle …1790 Sc.
– SCRAPER the bow of a fiddle; a fiddlestick …1843 Eng. dial.
– THARM catgut; a fiddle-string …1786 Sc. & Eng. dial.
fiddle – verbs 
– DIDDLE to jog up and down, to make short motions and turns as in fiddling …1864 Sc.
– FAKE A BOSH to play the fiddle …Bk1890 sl.
– PLAY SCARTLE of an unskilful fiddler: to make a scraping sound …1823 Sc.
– SCREED † to cry, to scream; to produce any sharp sound; to move up and down so as to produce a sound, as a fiddle-bow over the strings …1706 Sc.
– TICKLE THE MINIKIN to play the lute or fiddle …17C sl.
 
FIDDLER – person
– BAND-SCRAPER a fiddler …1894 Eng. dial.
– BANT-SCRAPER a fiddler …Bk1898 Eng. dial.
– BOSH-FAKER one who plays a fiddle …1859 sl.
– BOSHMAN one who plays a fiddle …1865 sl.
– BOW a fiddler …Bk1911 Sc.
– BOW-HAN’ a fiddler; a fiddler’s right hand …Bk1911 Sc.
– CATGUT-SCRAPER a fiddler …18C jocular colloq.
– GIGOUR † a musician; a fiddler …a1300
– GUT-SCRAPER a fiddler; a violinist …a1720 sl.
– GUT-VEXER a fiddler …17C colloq.
– SCRAPER a term of contempt for a fiddler …1785 Sc. & Eng. dial.
– SCRAPPER a term of contempt for a fiddler …1821 Sc.
– TEASER OF THE CATGUT a fiddler …Bk1891 sl.
– VIOLER a player of the viol; a fiddler …1808 Sc.
 
FIDDLESTICK – nouns
– JIGGER a fiddlestick …Bk1896 sl.
 
FIDDLING – adjectives
– DIDDLING fiddling …1808 Eng. dial.
fiddling – nouns 
– DIDDLING fiddling …1868 Eng. dial.
 
FIDELITY – nouns
– BED-VOW † promise of fidelity to the marriage-bed …1600
– FASTNESS † fidelity, loyalty, firm adherence …c1577
– FAY † fidelity …c1300 obs. or arch.
– GANDER MONTH the month immediately following childbirth, during which time it was considered acceptable for a husband temporarily to abandon his domestic fidelity …1636
– GANDER-MOON the period immediately following childbirth, during which time it was considered acceptable for a man temporarily to abandon his domestic fidelity …L18 sl.
 
FIDGET, FIDGETING, FIDGETY – adjectives
– AT NESTLE restless, fidgety, in a state of excitement or uneasiness …Bk1905 Eng. dial.
– CADDLING fussy, fidgety, pottering …Bk1898 Eng. dial.
– FADDY fastidious, fidgety, over-particular; full of crotchets or whims …Bk1900 Eng. dial.
– FANTOD fidgety, restless …1887
– FIDGERTY fidgety …1954 Amer. dial.
– FLISKY fidgety; unsettled; light-headed; whimsical; frolicsome; flighty; lively: of a horse: restive, frisky …1807 Sc.
– FRITCHETY fretful, peevish, fidgety …19C Eng. dial.
– ITEMING fidgeting, trifling …1867 Eng. dial.
– ITEMY trifling; tricky, fidgety …1889 Eng. dial.
– JAFFLING fidgety …Bk1902 Eng. dial.
– MAZED fidgety, uneasy, over-anxious; fretful …Bk1905 Eng. dial.
– MESSY fidgeting, irritating, finicking …Bk1905 Eng. dial.
– NADING fidgeting …1870 Eng. dial.
– NESTLY fidgety, restless …Bk1905 Eng. dial.
– ON NETTLES fidgety, uneasy, excited; in a restless, impatient condition; anxious, in suspense …1892
– ON THE NESTLE restless, fidgety, in a state of excitement or uneasiness …Bk1905 Eng. dial.
– PAMPLING fidgety …Bk1905 Eng. dial.
– TADIOUS peevish, fretful, fractious, irritable, difficult to please; fidgety, restless …1892 Eng. dial.
– TAGEOUS peevish, fretful, fractious, irritable, difficult to please; fidgety, restless …1892 Eng. dial.
– TEDDIOUS peevish, fretful, fractious, irritable, difficult to please; fidgety, restless …1892 Eng. dial.
– TEDIOUS peevish, fretful, fractious, irritable, difficult to please; fidgety, restless …1892 Eng. dial.
– TID lively, sprightly, frolicsome; skittish, restless, fidgety …1825 Eng. dial.
– WADGETTY fidgety, nervous …1914 Amer. dial.
fidget, fidgeting, fidgety – nouns
– BUDGE a fit of nervousness, the fidgets …1824 Amer. dial.
– BUMFIDGETS an aggravated state of nervousness; the fidgets …1950 Amer. dial.
– FANTODS a feeling of fidgety uneasiness; fidgets; restlessness; a state of anxiety or excitement …1876 Amer. dial.
– ITEMS fidgets, antics …1867 Eng. dial.
– JIFFLE a fidget; a shuffling movement …B1900 Sc. & Eng. dial.
– JIM-JAMS a creepy feeling; the fidgets; a fit of depression; a state of nervousness or unease …1896 colloq.
– JIMMIES, THE the fidgets, jitteriness; a fit of depression …1928 colloq.
– MIDGETTY-MORROWS the fidgets …B1900 Eng. dial.
fidget, fidgeting, fidgety – person
– BREFFITS a fidgety, restless person; a term applied to a child when in a state of breathless anxiety …1861 Eng. dial.
– BUMFIDDLER a busybody; a fidgety person …1611
– FUSSBUDGET a fussy, fidgety, nervous, or meddlesome person …1904 colloq.
– FUSS-FART a fussy, fidgety, nervous or meddlesome person …1918 US sl.
– FUSS-POT a fussy, fidgety, nervous or meddlesome person …1921 colloq.
– GOOGEEN a fidgety, capricious person; generally used of a woman …20C Irish sl.
– MAGGOT a fidgety, restless child …Bk1905 Eng. dial.
– MONKEY ON A STICK a thin man with jerky movements; a fidgety, restless, or agitated person …c1880 colloq. 
– NE’ER-REST a restless, fidgety person …1872 Sc. 
– REUL an unruly person or animal; a rude, unmannerly clown, a romp, a fidget …1897 Sc. & Eng. dial.
– TAWPIE a fidgety person …Bk1905 Eng. dial.
– WORRIT a worrying, over-anxious person; a querulous person; one who teases or pesters; a fidget …1848 Eng. dial.
– WRINGLE-GUT a restless, fretful person; a nervous, fidgety man …1777 Eng. dial.
fidget, fidgeting, fidgety – verbs
– ARSLE to move when in a sitting posture; hence, to shuffle, to sit unquietly, to fidget …Bk1898 Eng. & Amer. dial.
– ASSLE AROUND to fidget; to trifle …1920 Amer. sl.
– FEAK to flutter, to be officiously busy about trifles, to be idle, to fidget; to be uneasy or anxious …1775 Sc. & Eng. dial.
– FIDGE to act in a nervous manner; to fidget …1916 Amer. dial.
– FIGGLE † to fidget about, to wriggle …a1652 obs. exc. Eng. dial.
– FIRTLE to trifle, to dawdle, to appear busy and do little; to fidget, to move about distractedly …1881 Eng. dial.
– FRAB to harass, worry, fret, fidget; to irritate, excite …1848 Eng. dial.
– FRICKLE to fidget, to worry about a thing …19C Eng. dial.
– FUSSOCK with about: to make a fuss, to bustle about quickly; to fidget, to irritate …1892 Eng. dial.
– HAVE SNAKES IN ONE’S BOOTS to be fidgety or uneasy; to have delirium tremens …1876 Amer. sl.
– JIFFLE † to fidget; to be restless; to shuffle …1674 obs. exc. Sc. & Eng. dial.
– NANNICK to play the fool; to play when one should be working; to idle away one’s time; to fidget …Bk1905 Eng. dial.
– NANNOCK to play the fool; to play when one should be working; to idle away one’s time; to fidget …Bk1905 Eng. dial.
– NESTLE † to be uneasy or restless; to fidget; to move or bustle about; to trifle …a1700 obs. exc. Eng. dial.
– NIBBLE to fidget or play with, to fiddle with the fingers …1829 Sc. 
– NONNOCK, NONNUCK to play the fool; to play when one should be working; to idle away one’s time; to fidget …Bk1905 Eng. dial.
– PATTER to fidget; to shuffle about on the feet uneasily …Bk1903 Eng. dial.  
– PATTER-PATTER to walk in and in out constantly; to fidget about …1825 Sc.  
– QUIDDLE to trifle, to waste time; to be anxious about trifles; to fuss about, to fidget …1832 now chiefly Eng. & Amer. dial.
– QUILT to be very fidgety …Bk1905 Eng. dial.
– SAINT VITUS DANCE to move in a fidgety, jerking manner …1621 UK
– SCHROOCH AROUND to fidget, to squirm …1939 Amer. dial.
– SCHUSSEL to fidget; to be restless …1996 Amer. dial.
– SCROOCH AROUND to fidget, to squirm …1939 Amer. dial.
– SCROOTCH to wiggle, to fidget, to squirm …1939 Amer. dial.
– TARTAR to move about restlessly and noisily; to blunder about; to toss, to fidget, to wriggle …1928 Sc.
– TEW to toss, to shake about; to be restless or constantly moving; to fidget …1895 Sc. & Eng. dial.
– TIDDLE † to potter; to trifle; to fidget, to fuss …1747 obs. exc. Eng. dial. or sl.
– TITTLE † to potter; to trifle; to fidget, to fuss …17C obs. exc. Eng. dial. or sl.
– VOCATE † to fidget about …1863 Eng. dial.
 
FIELD – nouns
– ACRE † a piece of tilled or arable land; a field …c975
– BOW a field for cows …Bk1911 Sc.
– DAIL a field …Bk1900 Sc.
– FENCE a field, a pasture; a fenced-in area …1914 Amer. dial.
– GARSTON † a grassy enclosure; a paddock or field …a1000 obs. exc. Eng. dial.
– GERSTON † a grassy enclosure; a paddock or field …a1000 obs. exc. Eng. dial.
– HANGING a hillside field …1885 Eng. dial.
– MAMORE a big field …1889 Sc.
– MEAD a meadow, a field …1789 Sc. & Eng. dial.
– PARK a grass field; a paddock; an enclosure …1642 Sc. & Eng. dial.
– PARROCK a small field or enclosure; a paddock …1677 Sc. & Eng. dial.
– PERRICK a small field or enclosure; a paddock …1677 Eng. dial.
– RUNDLE † a circular enclosure or field …1577-87 obs. exc. Eng. dial.
– SCORE a field, a public pasture; a patch of land …Bk1904 Ireland & Eng. dial.
– SIKE †* a stretch of meadow; a field …1479
– SYKE †* a stretch of meadow; a field …1479
 
FIEND, FIENDISH – person
– HELL-DOG a hell-hound; a fiend; a fiendish person; a bad or evil person ….c1225
– HELL-FIEND a fiendish or fiendlike person …c1330
– HELL-HOUND a fiend; a fiendish person; a bad or evil person; a ruffian; a lewd fellow, a profligate …c1340
– HELL-PUP a term of abuse for a person; a fiendish person …1903 Amer. dial. 
 
FIERCE – adjectives
– ANGERLY fierce, raging …B1900 Eng. dial.
– ARG eager, fierce …Bk1898 Sc.
– ATROCIOUS † stern, terrible, fierce; extremely violent …1733
– ATTERN † cruel, fierce, ill-natured …c950 obs. exc. Eng. dial.
– BARDIE bold, fierce, turbulent …Bk1898 Sc.
– BARDY bold, fierce, turbulent …1788 Sc.
– BOISTOUS † full of rude strength and fierce vigour; rough, fierce, savage; powerful, violent in action …c1325
– BOUSTEOUS boisterous; fierce …Bk1911 Sc.
– BREME † cruel, fierce, raging, furious, stern, wroth …c1175 
– BROTHELY † fierce, violent, angry, enraged …1330
– CATAWAMPOUS fierce, unsparing, destructive …1856 sl., chiefly US
– CATAWAMPTIOUS adj. fierce, unsparing, destructive …1856 sl., chiefly US
– EAGER † strenuous, ardent, impetuous; fierce, angry, furious …1297 obs. exc. Eng. dial.
– EFFERATE †* fierce, harsh, morose …1684
– EFFERE †* excessively wild or fierce …1586
– EFFEROUS †* extremely wild, fierce, or savage; cruel, ferocious, violent …1614
– FERINE of humans, their actions and attributes: barbarous, savage, fierce …1640
– FEROCIENT † ferocious, fierce, savage …1654
– GRIMFUL * fierce, terrible …ME
– HAGER fierce, cruel, evil …Bk1898 Eng. dial.
– HATEL † full of hatred; malignant, hostile; severe, cruel; fierce, bitter …a850
– HETER, HETTER † rough; fierce, violent, cruel; severe; keen, eager …a1400-50
– KEEN † fierce, savage (chiefly used of animals); cruel; harsh (to a person) …a1000
– KWAAI bad-tempered, angry; aggressive, fierce …1827 S. Afr.
– MANKIND † infuriated, furious, fierce, mad …1519
– PARAIC fierce, strong …1980s Irish rhyming sl. for Padraig Pearse = fierce
– RABIOUS † fierce, raging, rabid, mad …1613-18
– RAMPANT of a fierce disposition …1387
– RANTANKEROUS bad-tempered, unruly; fierce …1832 Amer. colloq.
– REDE fierce, impetuous, wild; excited; drunk …1843 Sc.
– RIGORIOUS †* fierce, stern, severe …1509
– SALVAGEROUS fierce, violent, vigorous …1857 Amer. dial.
– SAVAGEROUS fierce, violent, vigorous …1843 Amer. dial.
– SAVIGEROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1839 Amer. dial.
– SAVIGROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1887 Amer. dial.
– SERGIVEROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1910 Amer. dial.
– SERVAGEROUS fierce, violent, vigorous …1851 Amer. dial.
– SERVIGOUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1883 Amer. dial.
– SERVIGROUS savage; fierce …1835 Amer. dial.
– SEVAGEROUS fierce, violent, vigorous …1832 Amer. dial.
– SEVERE wild, untamed, fierce, vicious, savage …1829 Amer. dial.
– SEVIGROUS fierce, savage, violent, powerful , ill-tempered, headstrong, obstinate, strong-willed …1835 Amer. dial.
– SHARP fierce, savage …1899 Amer. dial.
– SURVIGEROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1952 Amer. dial.
– SURVIGOROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1974 Amer. dial.
– SURVIGROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1913 Amer. dial.
– SUVIGROUS fierce, savage, violent, powerful, ill-tempered, headstrong, obstinate, strong-willed …1893 Amer. dial.
– TARN’D ill-natured, fierce, crabbed …1805 Eng. dial.
– TIGERANTIC † of the nature of a tiger; cruel, bloodthirsty, fierce, relentless …a1704
– TIGERISH cruel, bloodthirsty, fierce, relentless …1573
– TIGERLY * tigerish; cruel, bloodthirsty, fierce, relentless …1633
– TIGEROCIOUS having the qualities of the tiger; cruel, bloodthirsty, fierce, relentless … 1874 nonce word
– TIGEROUS †* cruel, bloodthirsty, fierce, relentless …1532
– TIGERY * cruel, bloodthirsty, fierce, relentless …1859
– TIGRISH cruel, bloodthirsty, fierce, relentless …1573
– TIGROUS †* cruel, bloodthirsty, fierce, relentless …1532
– TRUCULENT characterized by or exhibiting ferocity or cruelty; fierce, cruel, savage, barbarous …c1540
– VAGOUS fierce, aggressive …1952 Amer. dial.
– VENOM † venomous; virulent, malignant, spiteful, fierce, malicious, savage …a1350 obs. exc. Eng. dial.
– VIGILOUS fierce, angry; of a horse: vicious …Bk1905 Eng. dial.
– VIGROUS vigorous; fierce, dangerous, bad-tempered …1836 Amer. dial.
– VIGUE-ROUS vigorous; fierce, dangerous, bad-tempered …1798 Amer. dial.
– WRAW † angry, wrathful, vexed, fierce; characterized by anger or ire …c1205 obs. exc. Eng. dial.
fierce – nouns
– CATAWAMPUS a fierce creature, vermin, or the like …1874
fierce – person 
– CACAFOGO, CACAFUEGO, CACOFUGO, CACOFUEGO a spitfire; a furious, fierce fellow; a braggart, a blusterer, a noisy bully; a very difficult or devilish person; one with a fiery temper …1625 sl.
– KILLBUCK †* a fierce-looking fellow; a term of contempt …1622
– PANTHER a fierce or savage man …1868
– PANTHERESS a fierce or cruel but beautiful woman …1868
– SAVAGE a savage, cruel, or fierce person; an unfeeling or brutal person; also, one who is destitute of culture, or who is ignorant or neglectful of the rules of good behaviour; a coarse, uncouth person …1606
– TEAR-CAT one who causes a disturbance or trouble; a bully, swaggerer, a blustering person; a thug; a fierce or destructive person…1611
– TEARDOWN a fierce or destructive person …1834 Amer. dial.
– TIGER a person of fierce, cruel, rapacious, or bloodthirsty disposition; also, a person of very great activity, strength, or courage …1500-20
– TIGRESS a fierce, cruel, or tiger-like woman …1700 
– VAMPIRE a person of a malignant and loathsome character, esp. one who preys ruthlessly upon others; a vile and cruel exactor or extortioner; a savage or fierce person …1741 
fierce – verbs
– EAT BULL BEEF to become strong; to become fierce …L16 sl.
– EFFERATE † to render fierce or harsh…1658
– EFFIERCE †* to render fierce, to madden …1596
– ENFELON † to make furious, to infuriate, to make fierce or cruel …1475 obs. or arch.
– SPEAK DAGGERS to speak fiercely, savagely, or angrily …1602
– TIGER to look fierce …1892 Sc.
 
FIERCELY – adverbs
– BY TOOTH AND TOENAIL fiercely, intensely …1923 Amer. dial.
– BREME † splendidly, brilliantly, clearly; loudly, fiercely …a1000
– CATAWAMPOUSLY utterly, vigorously, completely; fiercely, eagerly, violently  …1834 Amer. sl.
– CATAWAMPTIOUSLY utterly, vigorously, completely; fiercely, eagerly, violently  …1857 Amer. sl.
– DERFLY boldly, fiercely, vigorously …1809 Sc.
– EAGERLY † angrily, fiercely, bitterly, malignantly …1377
– HATELY † fiercely, bitterly; scornfully, hatefully …c1000
– KEENLY † fiercely, boldly …c1000
– RADLY † quickly, hotly, fiercely …c888 obs. exc. Sc.
– RANTANKEROUS fiercely, furiously …1859 Amer. dial.
– RASELY †* furiously, angrily, fiercely …c1440
– SAVAGEROUS fiercely, violently, vigorously …1832 Amer. dial.
 
FIERCENESS – nouns
– ATROCITY fierceness, sternness, implacability …1641 arch.
– DIRITY †* direness, dreadfulness; cruelty, fierceness …a1600 
– EAGERNESS † impetuosity, fierceness …c1400
– FELLNESS † fierceness, harshness, savagery; cruelty; malignity; also, sternness, severity …c1410
– FERITY the quality of being wild or savage; brutishness; wildness; fierceness; ferocity; barbarous or savage cruelty; of plants: wildness, uncultivated condition …c1534
– KEENSHIP †* boldness, fierceness …c1205
– RAMAGENESS † of an animal: fierceness …1607
– RAMPANCY the condition of being rampant; violent action; fierceness …1664
 
FIERY – adjectives
– ADUSTIVE † burning, scorching, fiery …1633
– BRIMSTONY subject to passion or strong emotion; fiery …1885
– ETERIE ill-humoured, ill-tempered; hot-headed, fiery, angry-looking …Bk1900 Sc.
– ETRIE ill-humoured, ill-tempered; hot-headed, fiery, angry-looking …Bk1900 Sc.
– IGNEAL †* fiery …1669
– IGNEAN † fiery …1635
– IGNEOUS of the nature of fire; fiery …1664
– SALAMANDROUS* living as it were in fire; fiery, hot, passionate …1711
– SPUNKIE irritable, fiery, passionate …1822 Sc.
– SULPHUROUS impetuous, fiery, heated …1611
– VEEPERATE venomous, malicious, fiery-tempered …1903 Sc.
fiery – nouns
– FEATHEREDGE fiery spirit …1891 Amer. dial.
fiery – person
– CACAFOGO, CACAGUEGO, CACAFUGO, CACOFUEGO a spitfire; a furious, fierce fellow; a braggart, a blusterer, a noisy bully; a very difficult or devilish person; one with a fiery temper …1625 sl. 
– SPUNKIE, SPUNKY a fiery, hot-tempered, or irritable person …1821 Sc.
– WOOD-SPUR, WOOD-SPURS † a fiery, unsettled person …1825 Sc.
 
FIFTEEN – nouns
– QUINDECAD * a set of fifteen …1855
– QUINDENARY †* a set of fifteen …1681
 
FIFTY – adjectives
– QUINQUAGESIMAL belonging to a set of fifty; containing fifty days …1844
fifty – nouns 
– FIVE-O fifty …1983 US sl.
– QUINQUAGENE †* a set of fifty …1560