fool, chump, dork, dunderhead, halfwit, nincompoop, and numbskull. schmuck, twit, jerk, and plank to wally, prat, and plonker. oaf, airhead, dimwit, nitwit, blockhead, pillock, dweeb, putz, eejit, thicko, numpty, doofus, and lamebrain. mooncalf, galah, booby, coot, dope, bonehead, dunce, simpleton, jackass, and ninny. fathead, weenie, daftie, twerp, monkey, mutt, knucklehead, clown, nimrod, dummkopf, and meathead. Additional synonyms are hardhead, stupe, schnook, dum-dum, golem, turkey, yahoo, bubblehead, ratbag, schlub, cluck, clunk, hammerhead, noddy, dodo, saphead, birdbrain, noodle, buffoon, and dumbbell. nit, loggerhead, mome, thickhead, clodpoll, loony, nut, woodenhead, clot, yo-yo, creep, zany, mug, boor, gawk, heel, scatterbrain, cad, stinker, cur, and churl. Finally, other alternatives include wazzock, git, gowk, lummox, schlemiel, dingbat, gink, clodhopper, palooka, bamp, addlepate, clodpate, and dunderwhelp.