moron

I

(New American Roget's College Thesaurus)

n. simpleton, half-wit, imbecile. See ignorance.

II

(Roget's IV) n.

Syn. feeble-minded person, mentally handicapped person, retardate, imbecile, idiot*, simpleton, natural, goose*, addlepate*, dullard, dunce, gawk*, blockhead*, mental defective, cretin*, tomfool, dunce, dunderhead*, lunkhead*, muttonhead*, numskull*, dimwit*, retard*, halfwit*, boob*, dingbat*, saphead*, mutt*, loony*; see also fool 1 .

Ant. philosopher*, sage, scientist.

III

(Roget's 3 Superthesaurus) n.

imbecile, idiot, simpleton, retardate, dope, dolt, nitwit, dullard, dunce, dummy, lamebrain, *lunkhead, *meathead, *chowderhead, *airhead, *maroon, *one with the IQ of a woodchuck, *one who cuts with a dull tool, *one who is one or two bricks shy of a load, *one slower than a glacier, *one as dense as a post, *one as numb as a flounder, *one who is dead from the neck up.

ANT.: genius, savant, Rhodes scholar, Mensa member, rocket scientist

IV

(Roget's Thesaurus II) noun One deficient in judgment and good sense: ass, fool, idiot, imbecile, jackass, mooncalf, nincompoop, ninny, nitwit, simple, simpleton, softhead, tomfool. Informal: dope, gander, goose. Slang: cretin, ding-dong, dip, goof, jerk, nerd, schmo, schmuck, turkey. See ABILITY.