Synonyms of clownish

1 Syllable
loud, gross, rude, droll, rough, gruff
2 Syllables
coarse, gawkier, zanier, churlish, zaniest, uncouth, ill-bred, loutish, zany, dense, gawky, bungling, cloddish, doltish, oafish, bearish, swinish, clumsy, clumsier, rustic, daffy, droller, boorish, vulgar, laffer, fooler, daffier
3 Syllables
ungenteel, disgracious, loud-mouthed, barbaric, clodhopping, ham-handed, ill-shaped, ornery
4 Syllables
unrefined, out-of-order, impolite, inurbane, ill-mannered, bad-mannered, unpolished, unmannerly, cantankerous, uncultured
5 Syllables
uncivilized, uneducated