What is the synonym for rude?

abrupt, abusive, bad-mannered, barbaric, barbarous, blunt, boorish, brusque, brutish, cheeky, churlish, coarse, crabbed, crude, curt, discourteous, graceless, gross, gruff, ignorant, illiterate, impertinent, impolite, impudent, inconsiderate, insolent, insulting, intrusive, loutish, low, obscene, offhand, peremptory, raw, savage, scurrilous, short, surly, uncivil, uncouth, uncultured, ungracious, unmannerly, unpolished, unrefined, vulgar