Reverse Dictionary: THOUGHTLESS

ADJECTIVES
► ACOUSMATIC thoughtless, unthinking → 1920
► BAT-MINDED mentally blind → 1869
► BIRD-WITTED lacking the faculty of attention; having no concentration; flitting from subject to subject; easily imposed on;  thoughtless, inconsiderate → 1658
► CARNEY giddy, thoughtless → 1898 Eng. dial. (Bk.)
► CHICKEN underhanded, sneaky; thoughtless or inconsiderate → 20C Amer. sl.
► CRANNY giddy, thoughtless → 1847 Eng. dial.
► DAFT thoughtless or giddy in one’s mirth; madly gay or frolicsome → c1575 chiefly Sc. & N. Eng. dial.
► DAUSEY-HEADED giddy, thoughtless; bewildered, confused → 1790 Eng. dial. 
► FAST-GAITED ► FAST-GATED of a person: hasty, reckless, thoughtless → 1875 Eng. dial., obs.
► GATLESS half-witted, shiftless, careless, thoughtless, idle, heedless → 1893 Eng. dial.
► GATTLE-HEADED forgetful, careless, thoughtless → 1851 Eng. dial.
► GAUFFIN light-headed, foolish, thoughtless, giddy → 1810 Sc.
► GONNER-NOPED thoughtless, foolish → 1900 Eng. dial. (Bk.)
► HALOKIT giddy, thoughtless, foolish, crazy → 1724 Sc.
► HEADLESS thoughtless, heedless → 1526
► INCOGITANT thoughtless, not thinking; inconsiderate; characterized by want of thought → 1628
► MENSELESS thoughtless, silly, foolish; senseless → 1809 Sc.
► NEVER-HEED-EM thoughtless, wild → 1865 Eng. dial.
► NON-THOUGHTED thoughtless → 1968 Amer. dial.
► RACKETTY careless, thoughtless, wild → 19C Eng. dial.
► RAPSICAL thoughtless; funny; boisterous, esp. when lightly intoxicated → 1905 Eng. dial. (Bk.)
► SACKLESS lacking common sense; silly; foolish; stupid; thoughtless; useless, awkward → 1878 Sc. & Eng. dial.
► TAFFEREL thoughtless, foolish, giddy; also, ill-dressed → 1822 Sc.
► THORTY thoughtless, half-witted, stupid → 1895 Eng. dial.
► UNBETHINKING thoughtless → 1905 Eng. dial. (Bk.)
► UNTHOUGHTED thoughtless, ill-considered → a1845 Amer. dial.
► UNTHOUGHTY thoughtless; careless → 1972 Amer. dial.
► VAIN of persons: devoid of sense or wisdom; foolish, silly, thoughtless; of an idle or futile nature or disposition → 1390 obs.
► VOLAGE giddy, heedless, inconsiderate, thoughtless; esp. of speech → 1880 Sc. 
► WHIZZLE-BRAINED giddy, thoughtless, harebrained → 19C Eng. dial.
► WIFFLE-HEADED thoughtless → 19C Eng. dial.
► WIZZLE-PATED giddy, harebrained, thoughtless → 19C Eng. dial.

ADVERBS
► BANG-SWANG headlong, without thought → 1898 Eng. dial. (Bk.)
► HEADLING without thought or regard; thoughtlessly, precipitately → 1421-2 obs.
► HEADLINGS without thought or regard; thoughtlessly, precipitately → c1380 obs.
► UNCANNILY unthinkingly, thoughtlessly → 1825 Eng. dial.
► UNTHOUGHTED-LIKE thoughtlessly, inadvertently → 1932 Amer. dial.
► UNTHOUGHTEDLY thoughtlessly, inadvertently → 1835 Amer. dial.
► UNTHOUGHTY thoughtlessly → 1982 Amer. dial.
► VAINLY foolishly, senselessly, thoughtlessly → 1588 obs.

NOUNS
► DAFFERY ► DAFFRY folly, foolishness, gaiety, sportiveness; thoughtlessness → 1768 Sc. obs.
► GAIETY levity, thoughtlessness → 1647 obs.
► PERPERITUDE thoughtlessness, ignorance, uncouthness, rudeness → 1623 obs.
► UNTHOUGHTEDNESS thoughtlessness → 1915 Amer. dial.

NOUNS – PERSON
► AIRLING a young, thoughtless, gay person; a giddy, frivolous person; a coxcomb → 1611
► BAT a silly, foolish, thoughtless, or worthless person → 1870 US sl.
► DOOLZIE a frolicsome and thoughtless woman → 19C Sc.
► GARTLE-HEAD ► GATTLE-HEAD a heedless, forgetful person; a thoughtless person → 1691 Eng. dial. obs.
► GAUMLESS-TOPPIN a thoughtless, careless person → 1900 Eng. dial. (Bk.)
► GEEGLIT a giglet; a giddy, thoughtless girl → 1768 Sc. obs.
► GIGLET ► GIGLOT a merry, light-hearted, laughing, romping girl; a giddy, silly, thoughtless girl → a1340
► GIGLO a merry, light-hearted, laughing, romping girl; a giddy, silly, thoughtless girl → a1340
► GILL-FLIRT a thoughtless, giddy girl; a flirt, a tease, a wanton; a light or loose woman; a prostitute → 1611
► GILLIVER a thoughtless giddy girl → 1887 Sc. obs.
► GIPSEY ► 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 obs.
► GLAIK a silly, light-headed, frivolous, or thoughtless person, esp. a girl or woman; an idle, good-for-nothing person → 1814 Sc. derogatory
► GLIPE a young, thoughtless girl; a soft, stupid person → 1821 Sc.
► GOOSE a stupid, thoughtless person → 1913 Amer. dial. (Bk.)
► GUTTLE-HEAD a heedless, forgetful person; a thoughtless person → 1691 Eng. dial. obs.
► HALOCK ► HALOK a giddy thoughtless girl or young woman → 1508 Sc. obs.
► JINGLE-BRAINS a wild, thoughtless person; a noisy, talkative person → 1690 colloq.
​► MAZEGERRY a wild, thoughtless, frolicsome fellow → 1816 Eng. dial.
► MAZEGERRY-PATTICK a wild, thoughtless, frolicsome fellow → 1860 Eng. dial.
► PAPER-FIDDLER one who is energetic or lively in his movements; a light-headed, thoughtless fellow → 1881 Eng. dial. 
► RAMSHACKLE a thoughtless or reckless fellow → 1824 Eng. dial.
► RAM-STAM a thoughtless person → 1823 Sc. & N. Eng. dial.
► RATTLE-CAP a lively, thoughtless person; a chatterbox; a giddy girl; a flirt → 19C Eng. dial.
► RATTLE-HORN a lively, thoughtless person; a chatterbox; a giddy girl; a flirt → 1785 Eng. dial.
► RATTLE-PATE a lively, thoughtless person; a chatterbox; a giddy girl; a flirt → 1789 Sc. & Eng. dial.
► RATTLE-SCULL ► RATTLE-SKULL a lively, thoughtless person; a chatterbox; a giddy girl; a flirt → 1790 Sc.
► SCAFE ► SKAFE a wild, thoughtless person: generally of a lad or young man → 1868 Eng. dial.
► STRACKLE-BRAIN a giddy, thoughtless person; a simpleton, a fool; a good-for-nothing → 1877 Eng. dial.
► TAFFY a weak-minded, thoughtless, irresolute person; a simpleton → 1878 Eng. dial. (Bk.)
► TAFFY-HORN a weak-minded, thoughtless, irresolute person → 1905 Eng. dial. (Bk.)
► TAFFY-NODDLES a weak-minded, thoughtless, irresolute person → 1905 Eng. dial. (Bk.)
► TAFFY-NOODLE a weak-minded, thoughtless, irresolute person → 1905 Eng. dial. (Bk.)
► TAFFY-WATTY a weak-minded, thoughtless, irresolute person → 1905 Eng. dial. (Bk.)
► TAUPIE ► TAWPIE ► TAWPY an inactive, silly, and slovenly woman; a foolish, childish, or thoughtless girl or young woman → 1728 Sc.
► UNCONSIDERER a careless or thoughtless person → c1456 obs.

PHRASES
► NOT TO CARE WHETHER THE DOG CATCH THE HARE OR THE HARE CATCH THE DOG said of a person who is utterly thoughtless or reckless of consequences → 1905 Eng. dial. (Bk.)

VERBS
► GAUK ► GAWK of young women: to behave towards men in a silly, thoughtless, or vain way → 1895 Sc.