imbecilic Definition

stupid, unintelligent, moronic, idiotic, asinine, cretinous, brainless, fatuous, nonsensical, feckless, ludicrous, absurd, puerile, witless, pathetic, contemptible, doltish, laughable, dimwitted, unfunny, dunderheaded, inept, preposterous, clueless, obnoxious, ignorant, mindless, vacuous, thoughtless, foolish, ridiculous, harebrained, illogical, risible, dumb, childish, sophomoric, simpleminded, tactless, dopey, demented, despicable, gormless, irresponsible, feebleminded, unthinking, loathsome, infantile, insufferable, unamusing, swinish, addlepated, mendacious, vile, otiose, uncouth, crass, lunatic, mealymouthed, meanspirited, conscienceless, humorless, loony, shameless, mirthless, schoolmarmish, unserious, cloddish, odious, execrable, thickheaded, nauseating, sycophantic, heedless, outrageous, hysterical, crackpot, detestable, incomprehensible, amoral, obsequious, abominable, insensate, lamebrained, hideous, unheeding, daft, misbegotten, foolishness, obtuse, substanceless, blither, sanctimonious, idiotish, damnable, indefensible, weaselly, pseudo, pinheaded, heartless,