4. (adj)natural, raw(a), rude(a) (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes Antonyms: refined, polite, processed, late, later(a)
5. (adj)crude, primitive, rude belonging to an early stage of technical development; characterized by simplicity and (often) crudeness Synonyms: bad-mannered, ill-bred, rough, yokelish, primitive, unrefined, rude, crude(a), underbred, rude(a), vulgar, bounderish, archaic, gross, raw, lowbred, naive, stark(a), earthy, crude, unprocessed, blunt, ill-mannered, unmannered, raw(a), unmannerly, natural, uncivil Antonyms: refined, later(a), processed, polite, late
Synonyms, Thesaurus & Antonyms of 'rude'
English Synonyms and Antonyms
1. rude Whatever is not civilized is barbarian; barbaric indicates rude magnificence, uncultured richness; as, barbaric splendor, a barbaric melody. Barbarous refers to the worst side of barbarian Synonyms: barbarous, atrocious, brutal, merciless, uncivilized, barbarian, cruel, rude, uncouth, barbaric, inhuman, savage, untamed Antonyms: civilized, cultured, elegant, humane, polite, tender, courtly, delicate, graceful, nice, refined, urbane
Synonyms for rude 
