foolish

fool·ish

adj \ˈfü-lish\

Definition of FOOLISH

1

: lacking in sense, judgment, or discretion

2

a : absurd, ridiculous b : marked by a loss of composure : nonplussed

3

: insignificant, trifling

— fool·ish·ly adverb

Examples of FOOLISH

1. He was wearing a foolish grin.
2. She's been taking foolish risks.
3. Those flashy clothes make her look foolish.
4. She must feel foolish wearing those flashy clothes.
5. I never thought you'd be foolish enough to believe him.

First Known Use of FOOLISH

13th century

Related to FOOLISH

Synonyms: absurd, asinine, balmy, brainless, bubbleheaded, cockeyed, crackpot, crazy, cuckoo, daffy, daft, dippy, dotty, fatuous, featherheaded, fool, half-baked, harebrained, half-witted, inept, insane, jerky, kooky (also kookie), loony (also looney), lunatic, lunkheaded, mad, nonsensical, nutty, preposterous, sappy, screwball, senseless, silly, simpleminded, stupid, tomfool, unwise, wacky (also whacky), weak-minded, witless, zany, out to lunch

Antonyms: judicious, prudent, sagacious, sage, sane, sapient, sensible, sound, wise

Related Words: airheaded, birdbrained, boobish, brain-dead, chowderheaded, chuckleheaded, clueless, dense, dim, dim-witted, doltish, dopey (also dopy), dorky [slang], dull, dumb, dunderheaded, empty-headed, fatuous, feebleminded, gormless [chiefly British], idiotic (also idiotical), imbecile (or imbecilic), knuckleheaded, lamebrain (or lamebrained), mindless, moronic, oafish, obtuse, opaque, pinheaded, simple, slow, slow-witted, soft, softheaded, thoughtless, thick, thickheaded, unintelligent, vacuous, witless; fallacious, illogical, invalid, irrational, nonrational, surd, unreasonable, unreasoning, unsound, weak; farcical, laughable, ludicrous, ridiculous; notional; buffoonish, clownish; ill-advised, unconsidered, unreasoned

Near Antonyms: brainy, bright, clever, intelligent, smart; logical, rational, reasonable, valid; well-advised

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See Synonym Discussion at simple

Rhymes with FOOLISH

coolish, ghoulish, mulish