Reverse Dictionary: SIMPLETON

ADJECTIVES 
1847 ► SIMPLETONISH characteristic of a simpleton
1848 ► SIMPLETONIAN characteristic of a simpleton
1860 ► SIMPLETONIC characteristic of a simpleton

NOUNS, PERSON
1300 ► BOINARD a fool, a simpleton; a rogue, a rascal, a scoundrel, a low person; a term of reproach → obs.
1305 ► KIME a simpleton, a fool, a silly fellow→ obs. rare
1325 ► DAFF one deficient in sense or in proper spirit; a simpleton, a fool; a coward → obs. exc. N. Eng. dial.
1330 ► MOP a fool, a simpleton, an oaf → obs.
1377 ► GOKY a fool, a simpleton → obs. rare
1390 ► MOPE a fool, a stupid person, a simpleton; a dolt, an oaf; a dullard; a slow-witted or inept person →
1400 ► DASIBERD a stupid fellow, a fool, a dullard, a simpleton → obs.
1400 ► UNWISEMAN a fool, a simpleton → obs.
1430 ► NATURAL FOOL one who is by nature deficient in intelligence; a fool or simpleton by birth
1430 ► WOODCOCK a gullible fool; an oaf; a simpleton → sl.
1455 ► GREENHORN an inexperienced person; a novice; a raw recruit; an ignoramus; a simpleton
1500 ► DAW a silly, chattering person, a simpleton, a fool → obs. exc. Eng. dial.
1500 ► HODDYPEAK a fool, a simpleton, a blockhead → obs.
1515 ► GEEK → GEKE a fool, a simpleton; one who is befooled or derided, a dupe → obs. exc. Eng. dial.
1529 ► DAWPATE a silly fellow, a simpleton, a fool → obs.
1529 ► NODDIPOL → NODDY-POLE → NODDY-POLL an oaf; a fool; a simpleton → colloq.
1530 ► GECK a fool, a simpleton, a dunce; a stupid, clumsy fellow; one who is befooled or derided, one easily imposed on, a dupe → obs. exc. Eng. dial.
1533 ► NATURAL a half-witted person; one naturally deficient in intellect; an idiot; a simpleton
1534 ► NODDIE → NODDY an oaf; a fool; a simpleton → colloq.
1540 ► BLAITIE BUM a lazy or feckless person; an idler; a simpleton, a fool, a bungler; a sheepish fellow → Sc. obs., derogatory
1540 ► NATURAL IDIOT one who is by nature deficient in intelligence; a fool or simpleton by birth → obs.
1548 ► PROTHODAW a prime simpleton; a noodle of the first rank → humorous usage, obs.
M16  ► NODGECOCK a simpleton; a fool; an oaf
1550 ► BATIE-BUMMIL an inactive helpless fellow; a useless bungler; a simpleton; a fool→ Sc. obs.
1550 ► MOME a fool, a stupid or silly person; a blockhead, a simpleton; a dull, ignorant person; a dolt → obs. rare
1553 ► CALF a fool, a simpleton; a stupid or loutish person; an awkward or silly boy or man; a meek, harmless person  → sl.
1553 ► GANDER a dull or stupid person; a fool, a simpleton; a gawky person
1556 ► DAWCOCK a stupid, silly, awkward fellow, a simpleton, a fool → obs. exc. Eng. dial.
1565 ► DAWKIN a dull, stupid person, a simpleton, a fool → Eng. dial.
1572 ► BATIE-BUM a lazy or inactive fellow; an idler; a simpleton, a fool; a useless bungler → Sc. obs., derogatory
1577 ► NODCOCK a simpleton; a fool; an oaf
1579 ► NIGGET a fool, simpleton, idiot → obs.
1582 ► NIDDIPOL a ‘noddypoll’, a fool, a simpleton → obs. rare
1582 ► TOM TOWLY a simpleton
1586 ► NIDDICOCK a fool, a simpleton, a ninny → obs. rare
1589 ► GOOSECAP a silly fellow; a stupid, foolish person; a simpleton; an idiot; a giddy or flighty young girl → obs. exc. Eng. dial.
1589 ► GOTHAMIST one who takes after the men of Gotham; a person deficient in wisdom; a silly blunderer, a simpleton → obs.
1590 ► CONEY → CONY a silly fellow; a simpleton
1592 ► NINNYHAMMER a stupid or weak-minded person; a simpleton, a fool
1593 ► NINNY a fool; an oaf; a simpleton
1598 ► INNOCENT a simpleton, an idiot
1598 ► JACK-A-LENT an insignificant or contemptible person; a simpleton; a dwarf; a puppet → arch.
1598 ► NODDY-PEAK → NODDY-PEAKE an oaf; a fool; a simpleton → colloq.
1599 ► BARMY-FROTH a flighty, empty-headed fellow; a simpleton
L16   ► CLOD an oaf or simpleton → colloq.
L16   ► DOVE a gentle or innocent person; formerly a simpleton
L16  ► GULL a simpleton; an oaf
17C  ► JACK O’ LENT a simpleton, a nobody → colloq.
17C  ► LAPHEAD a term of abuse; a fool, a simpleton → Eng. dial. (Bk.)
17C  ► NIAS a simpleton, a fool → sl.
1600 ► HODDY-NODDY a fool, simpleton, noodle → obs. rare
1600 ► SIMPLICIAN → SIMPLITIAN a simple, ignorant, or innocent person; a simpleton → obs.
1604 ► GULLFINCH a simpleton → obs.
1605 ► TAME-GOOSE a foolish fellow; a simpleton → obs.
1606 ► PEAGOOSE a dolt, a fool; a simpleton, a silly fellow → obs.
1607 ► NUPSON a simpleton, a fool → obs.
1607 ► SMELT a simpleton → obs.
1609 ► ASINEGO → ASSINEGO a fool, a simpleton → sl. & Eng. dial.
1609 ► ASINICO a fool, a simpleton → sl.
1612 ► WIDGEON applied to a person, in allusion to the supposed stupidity of the bird; a fool, a simpleton → obs.
1616 ► NIAS a simpleton
1616 ► POOP-NODDY a dupe; a simpleton → obs.
1627 ► MOONCALF a born fool; a congenital idiot; a simpleton → colloq.
1630 ► GULL-FINCH a fool, a simpleton; a person easily deceived → obs.
1631 ► MOONLING a simpleton, a fool, an idiot, a silly fellow, a lunatic → obs. rare
1633 ► SIMPLICITY a simple person; a simpleton → rare
1634 ► GEWGAW a simpleton; a person of weak intellect; a showy, worthless person
1635 ► MOPUS a simpleton; a dull, inactive, stupid, or ineffectual person; a worthless person; a dreamer → obs. exc. Eng. dial.
1638 ► OAF a half-wit; a simpleton; a fool; a stupid fellow; a blockhead
1640 ► SQUAB a raw, inexperienced person; a simpleton → obs.
1642 ► VEAL a fool, a simpleton → UK sl.
1646 ► HODDY-DODDY a foolish or ridiculous person; a simpleton; a dupe → obs.
M17  ► RALPH a country bumpkin; a simpleton → sl.
M17  ► SILLY WILLY a fool; a simpleton → sl.
1653 ► CALF-LOLLY an idle simpleton; a term of reproach → sl.
1653 ► NINNY-WHOOP a fool, a simpleton, a ninny → obs. rare
1654 ► TONEY → TONY a foolish person; a simpleton → sl. obs.
1659 ► BUFFLEHEAD a fool, a blockhead, a simpleton, a stupid person, a silly person, an ignoramus
1660 ► NODDY-PATE a simpleton, an idiot, a fool, an oaf
1663 ► FOPPOTEE a simpleton → obs. rare
1664 ► CULLY one who is easily deceived or take in; a silly fellow; a simpleton → colloq.
1668 ► LAMB a simpleton, an oaf; one who is cheated; esp. one who speculates and loses his money
1677 ► DOBBIE a stupid fellow; a blockhead, a fool, a simpleton, a dolt; a childish old man, a dotard; an awkward fellow, a clown → Sc. & Eng. dial.
1682 ► CABBAGEHEAD a stupid person; an oaf, simpleton, dolt or fool → sl.
1682 ► MOONEY → MOONY a fool; a soft-head; a simpleton; a silly fellow → sl.
1682 ► MUGGINS a fool; a soft-head; a simpleton → sl.
1684 ► NISEY a fool; a silly fellow; a simpleton; a dunce → obs.
1685 ► GAWK an awkward, clumsy, stupid person; a fool; a simpleton; a lout, a bumpkin, an uncultivated person; a dupe
1685 ► GIG a fool, a simpleton, an idiot, a stupid person; a trifling, silly, flighty fellow → Eng. dial.
1689 ► TOM FARTHING a fool, a simpleton
1690 ► JACK-ADAMS a foolish and stubborn person; a simpleton; a silly, impertinent fellow → sl.
1696 ► NICK-NINNY a simpleton, an empty fellow, a fool → sl. or Eng. dial. obs.
1698 ► BEN a simpleton, a fool → UK criminals’ sl.
1698 ► CULL a dupe, a gullible person; a silly fellow, a simpleton, a fool; a man, a fellow, a chap → Eng. dial. & sl.
1699 ► GAME a person marked out to be cheated or fooled; a fool, a simpleton, esp. a victim → criminals’ sl. obs.
1699 ► NICKIN → NIKIN a fool, a simpleton → sl.
L17   ► HOB a rustic, a simpleton → sl.
L17   ► HOBBINOL a rustic, a simpleton → sl.
L17   ► HOBNAIL a rustic; a simpleton → sl.
L17   ► MR. NAWPOST a fool, a simpleton → sl.
L17   ► NIKEY a fool, a simpleton → sl.
L17   ► THE SQUIRE a simpleton, a fool → sl.
16C  ► NODDY-HEAD an oaf; a fool; a simpleton → colloq.
1700 ► NOCKY a silly, dull fellow; a foolish person; a simpleton, a dullard; an oaf → obs. rare exc. Eng. dial.
1700 ► NOKES a fool, a simpleton, a ninny → obs. rare
1700 ► SAP-PATE a fool, a simpleton → obs.
1700 ► SAWNEY → SAWNY a simpleton, a fool, a stupid fellow; a soft, good-natured fellow → colloq.
1700 ► SIMKIN a fool; a simpleton → rare
1700 ► TAME-FELLOW a person who is made a convenience by his friends; a foolish fellow, a simpleton → obs.
1700 ► TOM CONNEY → TOM CONY a simpleton, a ninny, a very silly fellow
1715 ► IDIOTIST a person without learning; an ignorant, uneducated man; a simple man; a clown → obs. rare
1719 ► GILLIEGACUS → GILLIGACUS → GILLY-GACUS a foolish or silly person; a simpleton; a person who is lanky, awkward, or stares stupidly → Sc. rare
1719 ► GILLIEGAUKIE → GILLIE-GAWKIE → GILLY-GAUKIE → GILLY-GAWKIE a foolish or silly person; a simpleton; a person who is lanky, awkward, or stares stupidly → Sc. rare
1719 ► GILLY-GAUPIE → GILLY-GAWPIE → GILLY-GAWPY a foolish or silly person; a simpleton; a person who is lanky, awkward, or stares stupidly → Sc. rare
1719 ► GILLIEGAPUS → GILLY-GAPUS → GILLY-GAUPUS → GILLY-GAWPUS a foolish, silly, or half-witted person; a simpleton; a person who is lanky, awkward, or stares stupidly → Sc. rare
1719 ► GILLY-GAWKER a foolish or silly person; a simpleton; a person who is lanky, awkward, or stares stupidly → Sc. rare
1719 ► GILLY-GAWPOCK a foolish or silly person; a simpleton; a person who is lanky, awkward, or stares stupidly → Sc. rare
1719 ► SUMPH a soft stupid fellow; a simpleton, a blockhead → Sc. & N. Eng. dial.
1725 ► SILLYTON a simpleton → obs.
1725 ► YEA-AND-NAY-MAN one who has no conversational power, and can only answer ‘yea’ or ‘nay’ to a question; a simpleton; an unsophisticated person → sl.
1726 ► GAKEY a left-handed person; an awkward, ungainly, clumsy person; a fool; a simpleton; a lout, a bumpkin
1726 ► GAUKIE → GAWKEY → GAWKIE → GAWKY an awkward, clumsy person; a fool; a simpleton; an idiot → Sc. & Eng. dial.
1728 ► TAWPY a silly person; a simpleton; a foolish, senseless, or thoughtless girl or woman; a headstrong, untidy girl → Sc.
1735 ► SAPSCULL → SAPSKULL a silly fellow; a fool; a blockhead; a simpleton → obs. exc. Eng. dial.
1746 ► GAWBY a stupid or foolish person; an idiot; a blockhead; a simpleton; a lout → colloq. & Eng. dial.
1750 ► AUF → AWF a foolish person, a simpleton → Eng. dial.
1770 ► GILLIE a rather stupid, foolish or silly person; a simpleton
1775 ► BEEFHEAD a thickhead, a blockhead, a fool; a simpleton
1777 ► GAKIN → GAWKIN a simpleton → Eng. dial.
1777 ► GAPE-SNATCH a staring, gaping fellow; a noisy simpleton → Eng. dial.  
1777 ► GAWNEY → GAWNY a fool; a simpleton; a stupid, awkward person → Eng. dial. 
1777 ► YAWNEY → YAWNY a stupid, lazy, sleepy person; a fool; a simpleton; a dolt → Eng. dial.
1779 ► HAIVEREL → HAVEREL → HAVREL a foolishly chattering or garrulous person; a fool, a stupid, half-witted person, a simpleton → Sc.
1781 ► GOFF a foolish person; a simpleton; a gossip → Sc. & Eng. dial.
1781 ► GOWK a fool, a simpleton, a blockhead; a clumsy, awkward fellow → Sc. & Eng. dial.
1781 ► JUDY a fool, a simpleton → colloq.
1781 ► MAISLIN → MAZLIN a fool, a simpleton, an idiot → Eng. dial.
1781 ► MAISLYKIN → MAZLEKIN  a fool, a simpleton, an idiot → Eng. dial.
1784 ► ZANY a fool, a simpleton
1785 ► JACOB a simpleton; a fool; a half-witted fellow; an oaf → sl. obs.
1785 ► SIMON a silly fellow; a credulous gullible person; a simpleton → sl.
1785 ► SIMPLE SIMON a silly fellow; a credulous gullible person; a fool, a simpleton → sl.
1788 ► GAUVISON → GAVYSON → GAWVISON an awkward, gaping fellow; a fool, a simpleton, a silly, staring fellow, a blockhead; a dunce; on easily imposed upon → Eng. dial.
1790 ► BLEFFIN-HEAD a blockhead, a simpleton → Eng. dial.
1790 ► CAKE a simpleton, a fool, a silly person → Eng. dial.
1790 ► GAIBIE a stupid, foolish person; a blockhead, a simpleton, a fool, a lout → Sc.
1790 ► GOOBY a stupid, foolish person; a blockhead, a simpleton, a fool, a lout → Eng. dial.
1790 ► GORBY a stupid, foolish person; a blockhead, a simpleton, a fool, a lout → Eng. dial.
1790 ► MAMELT → MAMMELT a simpleton, a fool → Eng. dial.
1790 ► NAFFIN a simpleton; a blockhead; an idiot → Eng. dial.
1790 ► SAM a fool, a simpleton → sl.
1793 ► NEDDY a fool, a simpleton → Sc. & Eng. dial.
1796 ► GABBEY → GABEY → GABY a stupid, foolish, or silly person; a blockhead, simpleton, fool, dunce → Eng. dial. & colloq.
1796 ► GAUVEY a fool, a simpleton, a dunce; a half-witted person; a vacant-minded person, one that is easily imposed upon → Eng. dial.
1796 ► NAFFHEAD a stupid person, a blockhead, a simpleton, an idiot, a dolt → Eng. dial.
1798 ► SAP-HEAD a fool; a simpleton; a stupid person; a blockhead
L18   ► SPOON a fool, a simpleton → sl.
L18   ► SPOONEY → SPOONY a fool, a simpleton → sl.
19C   ► CAGMAG a term of opprobrium applied to persons; a loose character; a disreputable old woman; a simpleton, a noodle → Eng. dial.
19C   ► DOITY a fool, simpleton, idiot → Eng. dial.
19C   ► DOOBIE a dull, stupid fellow; a fool, a simpleton; a dunce → Sc.
19C   ► GOMO a simpleton → Eng. dial.
19C   ► GOZZARD a fool, a simpleton → Eng. dial.
19C   ► NIDDYWIT a simpleton, an idiot → Eng. dial.
19C   ► NITHERTY-NOTHERTY a simpleton → Eng. dial.
19C   ► RAMMACK a large raw-boned person who speaks and acts heedlessly; a ninny, a simpleton; a dissolute spendthrift; a false-hearted fellow; a backbiter; a double-dealer → Sc.
19C   ► RAW-HEAD a simpleton →  Eng. dial.
19C   ► WATTY a simpleton; an indiscreet or foolish person → Eng. dial.
19C   ► WET-GOOSE an oaf, a simpleton → Brit. sl.
E19   ► MR. WIGGINS a fool, a simpleton → sl .
1802 ► GULPIN one who will swallow anything; one easily gulled; a credulous simpleton; a fool
1805 ► GAYSHEN a silly-looking person; a simpleton → Eng. dial.
1805 ► GOMERIL a fool, a blockhead, a stupid fellow; a simpleton → Sc. & Eng. dial.
1805 ► HAWBUCK an unmannerly lout; a country bumpkin or clown; a coarse, vulgar lad; a foolish or stupid fellow; a simpleton
1808 ► GAUPUS → GAWPUS a stupid, silly person, a simpleton; a fool; a clumsy lout; an open-mouthed, vacant-minded person, esp. one given to talking much and foolishly → Sc. & Eng. dial.
1808 ► TAZZY a mischievous child; a foolish, romping girl; a silly fellow; a simpleton → Sc. & Eng. dial.
1815 ► GOONEY a foolish or stupid fellow; a simpleton → Eng. & Amer. dial.
1817 ► SAP a simpleton; a blockhead; a fool → Sc. & Eng. dial.
1817 ► SAPADILLO a simpleton; a blockhead; a fool; a dunce → sl.
1817 ► SAPOLIO a simpleton; a blockhead; a fool; a dunce; a dupe → sl.
1817 ► SAPOLO a simpleton; a blockhead; a fool; a dunce → sl.
1817 ► SAPP → ZAPP  a simpleton; a blockhead; a fool; a dunce → sl.
1817 ► SAPPER a simpleton; a blockhead; a fool; a dunce; a dupe → sl.
1817 ► SAPPO a simpleton; a blockhead; a fool; a gullible person; a dunce; a dupe → sl.
1818 ► DOUGHY a simpleton → Sc.
1818 ► GOBEMOUCHE a credulous person who will believe anything, no matter how improbable or absurd; one who is easily deceived; a simpleton
1818 ► JUDY FITZSIMMONS a fool, a simpleton → colloq.
1818 ► OMADAUN → OMADHAUN a fool, a simpleton; a dull, stupid person; a term of abuse → Ireland
1824 ► PAWCHLIE a stupid person, a simpleton; a silly person of low stature → Sc.
1825 ► GAPUS a fool, a simpleton, a silly fellow; one who is noisily foolish → Sc.
1825 ► GAUP → GAWP  a fool or simpleton, a stupid person; one who gapes rudely → Sc. & Eng. dial. & colloq.
1825 ► GAUPY a stupid or silly person, a simpleton → Sc.
1825 ► GAWCUM an awkward, ungainly, clumsy person; a fool; a simpleton → Eng. dial. (Bk.)
1825 ► GOULKGALISTER a pedantic, conceited fool; a wanton rustic; a simpleton → Sc.
1825 ► OONSHICK → OONSHIK a fool or simpleton; a clot→ Irish & Newfoundland sl. 
1825 ► RAMAGIECHAN a dolt, a simpleton → Sc.
1825 ► SAUCHEN-TOUP a simpleton; one who is easily imposed on → Sc.
1828 ► GAUKY an awkward, stupid, badly-mannered person; an oaf; an awkward fool; a simpleton who stares vacantly → Eng. dial. (Bk.)
1828 ► TOM-NODDY a foolish or stupid person; a blockhead, dunce, dolt, simpleton
1829 ► TOMMY a simpleton, a fool
1833 ► MUDDLE-HEAD a fool; a simpleton; a stupid person; an oaf; a disorganized or confused person   
1834 ► SILLY BILLY a fool, a simpleton → sl.
1837 ► GAWM a painfully stupid or gullible person; a fool; a simpleton; a lout → sl., orig. Irish
1838 ► GONEY → GONY a stupid, awkward person; a foolish fellow; a simpleton → Amer. dial.
1838 ► NAITRAL a person of weak intellect; a silly person; a simpleton → Sc.
1840 ► GAUMBLIN → GAWMBLIN a fool; a simpleton; a greenhorn → Eng. dial.
1842 ► GONUS a fool, a dolt, a stupid fellow, an ignoramus, a simpleton → Amer. dial.
1843 ► GOMMOCK a fool, an idiot, a simpleton → Sc. & Ireland
1846 ► GAUCUM → GAUKUM → GAWKUM a fool, a simpleton, a booby; a stupid, clumsy fellow → Eng. dial.
1846 ► GAWKUMY a fool, a simpleton, a booby; a stupid, clumsy fellow; a lout → Eng. dial.
1848 ► GREENIE → GREENY a naive or inexperienced person; a greenhorn; a simpleton; a dull and stupid person → Amer. dial. 
M19  ► JACK a rustic; a countrified person; a simpleton → US sl. 
M19  ► MUDDLE-HEAD a fool; a simpleton; a stupid person; an oaf  
M19  ► OLD SOLDIER a simpleton; a naive person → sl.
1850 ► GAUK an awkward, clumsy person; a fool; a simpleton → Sc. & Eng. dial.
1851 ► DOPE a stupid or foolish person, a simpleton → sl.
1852 ► JACK-A-NODS a simple, stupid fellow; a fool; a simpleton→ Eng. dial. (Bk.)
1855 ► NAFFY a soft-headed person; a simpleton; a blockhead; an idiot → Eng. dial. (Bk.)
1856 ► GAUVY a fool, a simpleton, a dunce; a half-witted person → Eng. dial.
1856 ► GNAW-POST a stupid, ignorant person; a silly fellow; a fool, a simpleton → Eng. dial.
1856 ► PATTICK a fool, simpleton, a silly person; one who talks nonsense; a merry fellow → Eng. dial.
1857 ► MUG a stupid or incompetent person; a fool or simpleton; a gullible person, a dupe → colloq.
1857 ► SARDINE a term of reproach or abuse; a fool; a simpleton; a stupid fellow; a dullard → US sl. 
1860 ► DOITARD a simpleton, a fool, an idiot → Eng. dial.
1860 ► SILLIKEN → SILLIKIN a silly person, a simpleton; a naive person → sl.
1860 ► YAY-NAY a simpleton; a poor conversationalist; an unsophisticated person → sl. (Bk.)
1861 ► SIMPKIN a fool; a simpleton → rare
1862 ► GAPESORMAN a boisterous person; a noisy simpleton; a staring, gaping fellow → Eng. dial. (Bk.)
1862 ► GUDGEON a fool, a simpleton; a person who is easily gulled → Sc. & N. Eng. dial.
1866 ► SAFTIE a weak-minded, timid or effeminate person; a simpleton; a ‘softie’ → Sc.
1866 ► TATTIE a stupid person, a simpleton → Sc.
1867 ► GAWNICUS a fool, a dolt, a stupid fellow, an ignoramus, a simpleton → Amer. dial.
1867 ► GULPIN a person who will swallow anything; a credulous or gullible person; a simpleton
1867 ► PARRACK a term of abuse; a spiritless simpleton → Eng. dial.
1867 ► SATEPOLL a foolish, silly, or stupid person; a simpleton → Eng. dial.
1868 ► DAFTIE a daft person; a simpleton; a silly, stupid, or foolish person → colloq.
1868 ► SAPPY a fool; a simpleton; a stupid person; a blockhead → Eng. dial. 
1869 ► CAKEY a simpleton; a soft, silly person → Sc. & Eng. dial.
1869 ► GAUBY a simpleton, a fool, a dolt, a lout, an oaf  → Eng. dial. (Bk.)
1869 ► GAUMLESS GANNET a great simpleton → Eng. dial. (Bk.)
1870 ► GOMMULA a fool, a simpleton, a blockhead → Ireland
1871 ► MAWMOOIN a blockhead, a simpleton; a playful, teasing youth or girl; literally ‘mow the moon’ → Eng. dial.
1873 ► SAP-SCAUP a simpleton; a fool; a blockhead → Eng. dial. (Bk.)
1875 ► SAMMY NODDY a simpleton; a foolish, stupid person → Eng. dial. (Bk.)
1875 ► SAWNEY-BOOS a soft fellow; a simpleton → Eng. dial. (Bk.)
1876 ► NEWDLING → NUDDLING  a simpleton; a demented person → Eng. dial.
1876 ► SAMMY a simpleton, a fool; an ill-natured fellow; an effeminate weakling; a lunatic → Eng. dial.
1876 ► SAP-TOPPIN a simpleton; a fool; a blockhead → Eng. dial. 
1876 ► ZAMMY a simpleton, a fool; an ill-natured fellow; an effeminate weakling; a lunatic → Eng. dial.
1877 ► BAWMY a simpleton → Eng. dial. (Bk.)
1877 ► GAPESAWMAN → GAPE-SIMON → GAPE-SORMAN a boisterous person; a noisy simpleton; a staring, gaping fellow → Eng. dial. (Bk.)
1877 ► GAUFE a simpleton → Eng. dial. (Bk.)
1877 ► GAWMY a simpleton; a silly person; a half-wit → Eng. dial. (Bk.)
1877 ► GAWSHACK a simpleton → Eng. dial. (Bk.)
1877 ► GAWVANDHRA a staring simpleton → Eng. dial. (Bk.)
1877 ► GAWVY a fool, a simpleton; a half-witted person; an open-mouthed fellow → Eng. dial. (Bk.)
1877 ► STRACKLE-BRAIN a giddy, thoughtless person; a simpleton, a fool; a good-for-nothing → Eng. dial.
1877 ► WAKKY a simpleton → Eng. dial. (Bk.)
1877 ► WANKY a simpleton; a stupid person → Eng. dial. (Bk.)
1878 ► TAFFY a weak-minded, thoughtless, irresolute person; a simpleton → Eng. dial. (Bk.)
1879 ► SAMMY DAWKIN a simpleton; a foolish, stupid person → Eng. dial.
1880 ► GAUPIE a fool or simpleton, a stupid person; one who gapes rudely → Sc.
1881 ► MOOPLE an imbecile; a simpleton → Eng. dial. (Bk.)
1881 ► SAWNEY-GAWNEY a soft fellow; a simpleton → Eng. dial. (Bk.)
1882 ► WAHOO a rustic or countrified person; a dull and stupid person; a simpleton → Amer. dial.
1884 ► JAY a stupid or silly person; a simpleton; a frivolous person
1885 ► LOON a crazy or eccentric person; a simpleton → sl.
1885 ► TAME CAT a person who is made a convenience by his friends; a foolish fellow, a simpleton
1886 ► GAPPER-MOUTH a fool; a simpleton → Eng. dial.
1886 ► GAUPS a simpleton → Eng. dial. (Bk.)
1887 ► BALMY → BARMY a fool, a simpleton; a soft, weak-minded person → Eng. dial.
1887 ► SAMMY BILLY a simpleton; a foolish, stupid person → Eng. dial.  (Bk.)
1887 ► SAMMY DINGLE a simpleton; a foolish, stupid person → Eng. dial. (Bk.)
1888 ► GANKUM a simpleton → Eng. dial.
1888 ► GAUBISON a young simpleton → Eng. dial. (Bk.)
1888 ► GAUMY an awkward, ungainly man; a simpleton → Eng. dial. (Bk.)
1888 ► TOOT an idle or worthless person; a shiftless, lazy person; a simpleton, a fool; an oaf → Eng. & Amer. dial. 
1889 ► GILLY a fool, a simpleton, an idiot → Amer. dial.
1889 ► HAUVY-GAUVY a simpleton; a clownish, awkward person → Eng. dial.
1889 ► HAWY-GAWY a simpleton; a clownish, awkward person → Eng. dial.
1889 ► NIDDY-NODDY a fool, idiot, or simpleton → Eng. dial.
1889 ► SAMMY CODLIN a simpleton; a foolish, stupid person → Eng. dial.
1890 ► DEIGHLE a simpleton → Sc.  
1890 ► PASH-HEAD a simpleton, an idiot; a soft-headed person → Eng. dial. 
1891 ► BILLY NOODLE a simpleton → sl. (Bk.)
1892 ► CALFY a simpleton → Eng. dial.
1892 ► GAUMY an awkward, ungainly fellow, a simpleton → Eng. dial.
1893 ► CAA-VY a simpleton → Eng. dial. (Bk.)
1893 ► NATURE-FOOL a born idiot; a simpleton → Eng. dial.
1893 ► WANK a simpleton; a stupid person → Eng. dial.
1894 ► ATTWOOD a foolish fellow; a stupid person; a blockhead; a simpleton → Eng. dial.
1894 ► YAP a foolish person; a simpleton; one slightly weak in intellect
1895 ► DOUGH-BAKE a stupid or foolish person;; a simpleton, an idiot → Eng. dial.
1895 ► MEE-MAW a simpleton, a fool → Eng. dial.
1896 ► GAPSHLY a simpleton, a fool → Eng. dial.
1896 ► SAMMY SUCK-EGG a simpleton; a foolish, stupid person → Eng. dial. (Bk.)
1897 ► AWMRIE a fool, a simpleton → Sc.
1898 ► ASSINEGER → ASSNEGER  a fool, a simpleton, a stupid person → Eng. dial. (Bk.)
1898 ► BAITIE-BUM a lazy fellow; a simpleton → Sc. (Bk.)
1898 ► BESOM a simpleton → Eng. dial. (Bk.)
1898 ► BILLY-BUTTONS a simpleton → Eng. dial. (Bk.)
1898 ► BILLY-PINAFORE a simpleton → Eng. dial. (Bk.)
1898 ► BILLY-WHIFFLER a fool; a simpleton → Eng. dial. (Bk.)
1898 ► CADDIS a poor creature; a simpleton → Eng. dial. (Bk.)
1898 ► CADDOW → CADOW a simpleton, a poor creature → Eng. dial. (Bk.)
1898 ► CALFY-COTTRELL a simpleton → Eng. dial. (Bk.)
1898 ► CALFY-NOODLE a simpleton → Eng. dial. (Bk.)
L19   ► HAIRPIN a fool, a simpleton → US sl.
L19   ► J a simpleton → colloq.
20C   ► SIM a fool; a simpleton; a confidence trickster’s dupe → Aust. criminals’ sl.
20C   ► WONK a simpleton; an oaf → US sl.
1900 ► GAUBISON a young simpleton → Eng. dial. (Bk.)
1900 ► GAUVE-I’-TH’-WIND a vain, foolish, light-headed fellow → Sc. (Bk.)
1900 ► GOMO a simpleton → Eng. dial. (Bk.)
1900 ► GONE-OFF a fool, a simpleton → Eng. dial. (Bk.)
1900 ► GUM-SUCKER a simpleton; a fool → Aust. sl.
1900 ► MOLLYHAWK a fool, a simpleton, an idiot → sl.
1900 ► PRUNE a slow-witted person; a simpleton; one easily duped →  Amer. sl.
1900 ► RABBIT a simpleton; a fool; a silly person; a victim → Aust. sl.
1902 ► HAUVISON a simpleton; a clownish, awkward person → Eng. dial. (Bk.)
1902 ► HAUVY a simpleton; a clownish, awkward person → Eng. dial. (Bk.)
1902 ► LALDRUM a simpleton; a complete fool → Eng. dial. (Bk.)
1902 ► LAPPEN a silly person; a simpleton, a fool → Eng. dial. (Bk.)
1902 ► MOLLYHEAD a fool; a simpleton; an idiot  → sl. rare
1903 ► WACKY a fool, simpleton, blockhead → Eng. dial. (Bk.)
1904 ► SAFFY a simpleton → Eng. dial. (Bk.)
1904 ► SAM-DINGLE a term of contempt for a fool; a simpleton → Eng. dial. (Bk.)
1904 ► SAMMY-HEAD a simpleton; a foolish, stupid person → Eng. dial. (Bk.)
1904 ► SAWNEY-BOX a soft fellow; a simpleton → Eng. dial. (Bk.)
1904 ► SAWNEY-GO-SOFTLY a soft fellow; a simpleton → N. Ireland (Bk.)
1904 ► SCAVEY a simpleton → Eng. dial. (Bk.)
1904 ► STUFF a simpleton; a weakling → Amer. sl. (Bk.)
1904 ► SUCKING DOVE a dupe or simpleton → colloq. (Bk.)
1905 ► AMITAN a simpleton; a fool → Sc (Bk.).
1905 ► MADDLIN → MADDLING a fool, simpleton, blockhead → Eng. dial. (Bk.)
1905 ► MAFFLIN a simpleton; a silly, foolish person → Eng. dial. (Bk.)
1905 ► MAKIN a fool, a simpleton → Eng. dial. (Bk.)
1905 ► MEWPLE → MOOPLE a simpleton; an imbecile → Eng. dial. (Bk.)
1905 ► OGENAGH a simpleton → Ireland (Bk.)
1905 ► TAFFY-HORN a simpleton → Eng. dial. (Bk.)
1905 ► TAFFY-NODDLES a simpleton → Eng. dial. (Bk.)
1905 ► TAFFY-NOODLE a simpleton → Eng. dial. (Bk.)
1905 ► TAFFY-WATTY a simpleton → Eng. dial. (Bk.)
1905 ► TAMMY a simpleton, a fool → Eng. dial. (Bk.)
1905 ► TAMMY-NORRY a simpleton, a foolish person → Eng. dial. (Bk.)
1905 ► TETAW a simpleton, a fool → Eng. dial. (Bk.)
1905 ► WITLING a fool, a simpleton → Sc. (Bk.)
1906 ► GASOB → GAZOB → GAZOOB a fool, a simpleton, a blunderer → Aust. sl.
1910 ► ESEL → EZEL a fool, a simpleton → S. Afr. sl.
1910 ► SIMP a fool, a simpleton, an oaf, a stupid or dull person; a dim-witted or backward person → sl., orig. US
1911 ► YAWP a peasant; a rustic simpleton → US sl., derogatory
1913 ► BLOAK → BLOKE a drunkard; a simpleton → Amer. dial. (Bk.)
1913 ► DODUNK a stupid, simple person → Amer. dial. (Bk.)
1913 ► GUMP a simpleton → Amer. dial. (Bk.)
1914 ► JUG a simpleton; one easily imposed upon → sl.
1914 ► NITWIT a simpleton, a moron, a fool → US sl.
1914 ► SPOOPS a silly fellow, a simpleton; a weak-minded fellow; one whose manners are objectionable → Amer. dial.
1919 ► ALEC a fool or simpleton → Aust.
1919 ► BANANA a stupid or worthless person; a simpleton; a silly or crazy individual → US sl.
1920 ► MILK-JUG a simpleton; a dupe → Aust. sl. (as a dupe, rhyming sl. for ‘mug’)
1920 ► MILK-PAN a simpleton; a dupe → Aust. sl.
1922 ► VERDANT GREEN a simpleton; an easily deceived young man → (Bk.)
1924 ► GIMP a stupid, foolish, unpleasant, obnoxious, or contemptible person; a simpleton; an incompetent or weak person → sl., orig. US, derogatory
1927 ► ARKIE → ARKY a native or inhabitant of Arkansas; hence, a simpleton, a country bumpkin → US colloq., often derogatory
1929 ► APPIEGEST a fool, a simpleton, an idiot → Sc.
1930 ► TIN EAR a fool; a simpleton → Aust. & US sl.
1931 ► BALLOON HEAD an arrogant, conceited, or stupid person; a fool, a simpleton, a silly, empty-headed person → colloq., chiefly US
1934 ► THOMAS a fool, a simpleton → Sc.
1936 ► GUM-SUCKER a fool, a simpleton → Aust.
1938 ► GALAH a fool, a stupid person; a simpleton; an ineffectual person → Aust. sl.
1941 ► DIL → DILL a simpleton; an oaf → Aust. & US sl.
1944 ► NONG a fool, a simpleton; a stupid or incompetent person → Aust. & NZ sl.
1945 ► POSSUM a fool, a simpleton, a gull → Aust. sl. rare
1946 ► ARTHUR a simpleton; a dupe → sl.
1948 ► GOONY a stupid, awkward person; a foolish fellow; a simpleton → Amer. dial.
1949 ► BALLOON-BRAIN a fool, a simpleton; a silly, empty-headed person → US sl. 
1949 ► BANANAHEAD a simpleton, a fool, an idiot, a stupid person → US sl.
1950 ► GLOIK a fool, a simpleton; applied to a woman → Aust. sl.
1950 ► QUEER a fool, a simpleton → Aust. sl.
1950 ► SAWN a simpleton → Aust. sl.
1950 ► SOAP a fool, a simpleton → Aust. sl.
1952 ► BEECHAM’S (PILL) a fool, a simpleton → Aust. rhyming sl. for ‘dill’
1952 ► POTATOHEAD a fool, a simpleton, a stupid person, a dunce, an oaf → Amer. sl. 
1953 ► BEANBRAIN a fool; a simpleton; a stupid oaf → US sl.
1953 ► DRONGO an idiot, a simpleton, a stupid person → Aust. sl.
1953 ► IMBO a simpleton, a fool; an imbecile; a gullible person, esp. the victim of a criminal → Aust. sl.
1955 ► WARB a fool, a simpleton → Aust. sl. 
1957 ► DINGLEBODY a foolish, simple person → US sl.
1958 ► BACON-BONCE a dullard; a simpleton; a rustic, a yokel → UK sl.
1959 ► GOONUS a fool, a dolt, a stupid fellow, an ignoramus, a simpleton → Amer. dial.
1960 ► PRAWNHEAD a simpleton; a fool → Aust. sl.
1961 ► DOE a fool, a simpleton, a dupe → US sl.
1966 ► GAM a lout, a simpleton, a fool → Irish sl.
1968 ► AARDVARK a slow-witted person having a coarse or foolish appearance; a simpleton; an oaf; a fool; a dullard → Amer. sl. 
1969 ► GOON a stupid, awkward person; a foolish fellow; a simpleton → Amer. dial.
1969 ► LUNCHBOX a fool, a simpleton; an inept person → US sl., esp. college usage
1970 ► DOOF a fool, a simpleton, an oaf → US sl.
1970 ► JERK-OFF a rustic; a simpleton → US sl. (Bk.)
1970 ► LUNCHBOX a simpleton → US students’ sl. (Bk.)
1973 ► MOO-MOO a fool, a simpleton → W. Indies
1975 ► DILL-BRAIN a simpleton → Aust. sl.
1980 ► IMBY a fool, a simpleton → US sl. 
1980 ► PRICKHEAD a simpleton; a fool → sl.
1983 ► YUTZ a fool, an idiot; a simpleton; a failure → US sl.
1990 ► EGG-FOR-FUCK a fool, a simpleton, an obnoxious person → US students’ sl.
1995 ► DWEEB a simpleton → US sl. (Bk.)
1995 ► GERK an elderly simpleton; an old nerd → Amer. sl. (Bk.)
1995 ► WIENER NOSE a simpleton; also a derogatory term of address → Amer. sl. (Bk.)
1996 ► GOM a foolish, awkward person; a simpleton; an idiot → Ireland
1996 ► MOOJIN a fool, a simpleton → W. Indies
1999 ► NONG – a fool, a simpleton → Aust. sl. (Bk.)
2005 ► GLOIT a fool, a simpleton; applied to a woman → Aust. sl.
2006 ► DODE a nerd; a simpleton → US sl. (Bk.)
2006 ► DORKMEIER a total jerk; a simpleton → US sl. (Bk.)
2006 ► DORKMUNDER a total jerk; a simpleton → US sl. (Bk.)
2006 ► DORKUS MAXIMUS a simpleton; a great fool → US sl. (Bk.)
2006 ► DOUGH HEAD a nerd; a simpleton → US sl. (Bk.)
2014 ► JAAP a simpleton or country bumpkin → S. Afr., offensive (Bk.)