dunderhead Definition

shithead, lunkhead, dunce, blockhead, knucklehead, numskull, bonehead, hammerhead, loggerhead, muttonhead, stupidest, dolt, nincompoop, moron, dimwit, nitwit, doofus, buffoon, dullard, ignoramus, cretin, imbecile, idiot, ninny, dufus, simpleton, halfwit, douche bag, fuckwit, twerp, asshat, numbskull, dumbass, oaf, bungler, bozo, dickhead, poltroon, jackass, windbag, blowhard, schnook, schmuck, lummox, nutcase, egomaniac, lamebrain, twit, martinets, asshole, shmuck, lunk, mumbler, egotist, boor, gasbag, hellbound, pontificator, simp, bootlicker, male chauvinist pig, putz, pantywaist, numbskulls, wackjob, twat, dittohead, goony, boehner, meathead, prevaricator, tosspot, jackanapes, dude, panderer, pissant, milksop, schlemiel, nutbag, englishman, lout, nitpicker, hardass, meanie, antisemite, dumbo, fuhrer, ironist, ingrate, hannity, flapdoodle, shithouse, meany, solipsist, wimp, sycophant, flatterer, moralizer, braggart, cocksucker,