Idiot
a person of subnormal intelligence
Synonyms
Ass, Block, blockhead, bonehead, bungler, changeling, chump, clot, dimwit, dolt, donkey, dope, dumbo, dummy, dunce, fathead, fat-head, Fool, half-wit, ignoramus, imbecile, lunatic, madman, nincompoop, ninny, nit, nitwit, numskull, nut, oaf, retard, simpleton, twit, wanker, berk, booby, bugg