gross, indecent, lowborn, coarse, crude, unrefined, uncouth, common, plebeian, informal, more...

refined, elegant, tasteful, cultured, sophisticated

coarse, crude, obscene, indecent, rude, crass, more...

little, more, ignorant, great, profane, mere, lowest, rude, illiterate, common, credulous

coarse remarks,   profane; profanity,   low bred,   crude and offensive,   lewd tone,   more obscene,   coarse - bred,   showing oof,   common in gross