Antonyms for crackpot:

balanced, intelligent, smart, clever, bright, brainy, lucid, sane, normal.

Synonyms for crackpot:

Sense 1

dingbat, weirdo, cuckoo, ding-a-ling, weirdie.

Sense 4


foolish (adjective)

ignorant, brainless, moronic, blockheaded, cretinous, doltish, knuckle-headed, lame-brained, dim-witted, dumb, absurd, meat-headed, nonsensical, blithering, foolish, nitwit, bone-headed, goofy, chuckle-headed, asinine, idiotic, imbecilic, inane, loony, dopey, crazy, dotty, half-witted.

lunatic (adjective)

lunatic, neurotic, kooky, nutty, Fiendish, crazy, mad, psychotic.

crackpot (noun)

nutcase, nut case, screwball, crank, nut, fruitcake.

eccentric (noun)

crank, maniac, wacko, lunatic, kook, insane, nut, screwball, oddball.

eccentric person (noun)


fool (noun)

dumbbell, fool, lame-brain, loon, dolt, ignoramus, meathead, imbecile, moron, dummy, dullard, cretin, knuckle-head, blockhead, bungler, dunce, chuckle-head, clod, dimwit, half-wit, nincompoop, bonehead, simpleton.

lunatic (noun)

fiend, psychopath, maniac, madman, crank, kook, nut.

person (noun)

nut case, nut, crank, screwball, fruitcake.

Usage examples for crackpot:

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