95 synonyms for rude such as primitive, abusive, bawdy, abrupt, basic, and crude. Rude is an adjective, and its antonyms are polite, civil, and chivalrous.
Abusive, audacious, bad-mannered, blunt, brash, brusque, cheeky, churlish, contumelious, crass, curt, derogatory, disagreeable, discourteous, disparaging, disrespectful, graceless, ill-bred, ill-mannered, impertinent, impolite, impudent, insolent, insulting, malapert, mannerless, offensive, offhand, presumptuous, sharp, short, tactless, uncharitable, unchivalrous, uncivil, uncomplimentary, underbred, undiplomatic, ungallant, ungentlemanly, ungracious, unladylike, unmannerly, and unpleasant.
Adult, bawdy, blue, broad, coarse, colourful, crude, dirty, filthy, fruity, gamy, improper, in bad taste, indecorous, indelicate, lewd, naughty, near the knuckle, nudge-nudge, obscene, off colour, offensive, racy, raunchy, ribald, risqué, salacious, saucy, smutty, spicy, suggestive, tasteless, and vulgar.
Abrupt, disagreeable, harsh, nasty, sharp, startling, sudden, and unpleasant.
Basic, crude, makeshift, primitive, rough, rough and ready, rough-hewn, rudimentary, and simple.