Synonyms of oaf

1 Syllable
dolt, goon, klutz, chump, boor, lout, schnook, clown, dweeb, schmuck, boors, clod, churl, beast, ox, fool, fools, schmoes, dork, nerd, schmo, chuff, sap
2 Syllables
blockhead, meathead, beefhead, bumpkin, birdbrains, birdbrain, loser, turkey, techie, mooncalf, mucker, brute, bruiser, dunce, goofball, ninny, bumpkins, idiot, muckers, goober, lame-brain, goobers, clodpoll, softhead, hardhead, dummkopf, ding-dong, moron, ninnies, plowmen, trekkie, plowman
3 Syllables
knucklehead, clodhopper, blunderbuss, simpleton, dunderhead, nincompoop, blunderer
4 Syllables
imbecile