Synonyms and related words :
Doric, barbaric, barbarous, cacophonous, chintzy, clumsy, coarse, crude, doggerel, dysphemistic, graceless, gross, harsh, improper, impure, in bad taste, inappropriate, inconcinnate, inconcinnous, incorrect, indecent, indecorous, indelicate, inelegant, infelicitous, low, offensive, outlandish, rude, tasteless, unbecoming, unbeseeming, uncourtly, uncouth, uneuphonious, unfelicitous, unfitting, ungenteel, ungraceful, unpolished, unrefined, unseemly, unsuitable, untasteful, vulgar