dumbbell

Synonyms

airhead, blockhead, chucklehead, dimwit, dodo, dolt, donkey, dope, dork [slang], dullard, dummy, dunce, fathead, goof, goon, half-wit, idiot, ignoramus, imbecile, know-nothing, knucklehead, lamebrain, loon, lunkhead, moron, nincompoop, ninny, nitwit, noddy, noodle, numskull (or numbskull), oaf, pinhead, saphead, simpleton, stock, turkey, yahoo, yo-yo;

Antonyms

brain, genius;

Near Antonyms

egghead, intellect, intellectual, sage, thinker, whiz, wizard;

Related Words

booby, buffoon, fool, goose, loony, lunatic, madman, nut, zany;

loser;

gawk;

featherbrain, scatterbrain;

beast, boor, cad, clown, creep, heel, jerk, skunk, snake, stinker, villain;