Brainy

//ˈbɹeɪni//

Antonyms for "brainy" (122 found)

Adjective(122 words)

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chuckleheaded crackbrained cretinous dense dented dim dim-bulb dim-headed dim-witted doltish dopey dozy drowsy dull dull-headed dull-minded dull-witted dumb dumb as a bag of hammers dumb as a box of rocks dumb as a doorknob dumb as a post dumb as a sack of hammers dumb as an ox dumb as dirt dumber than a box of rocks dumber than a rock dunderheaded empty-headed fatheaded feeble-minded flea-brained foolish fuckwitted fuzzy-headed fuzzy-minded half-brained half-witted hammer-headed idiotic imbecilic inane insipid intellectually challenged knuckleheaded lamebrained lowbrow lumpish lunkheaded mentally challenged mentally retarded mindless monosynaptic moronic muttonheaded nitwitted not the sharpest crayon in the box not the sharpest knife in the drawer not the sharpest tool in the shed numbskulled oafish obtuse peabrained pratty pudding-headed puerile purblind quarter-witted retarded rockheaded sharp as a bowling ball sheep-headed shit-for-brains simple slow slow on the uptake slow-witted smooth-brained stolid stupid thick thick as a brick thick as a plank thick as a whale omelette thick as champ thick as mince thick as pig shit thick as two short planks thick-skulled thickheaded thickwitted unapprehensive unclever unintelligent unsmart vacant vacuous witless wooden-headed wool-headed woolly-headed woolly-minded

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.