Open English Wordnet
Adjectives
(s)coarse, common, rough-cut, uncouth, vulgarlacking refinement or cultivation or taste“he had coarse manners but a first-rate mind”, “behavior that branded him as common”, “an untutored and uncouth human being”, “an uncouth soldier — a real tough guy”, “appealing to the vulgar taste for violence”, “the vulgar display of the newly rich”
(s)common, vernacular, vulgarbeing or characteristic of or appropriate to everyday language“common parlance”, “a vernacular term”, “vernacular speakers”, “the vulgar tongue of the masses”, “the technical and vulgar names for an animal species”