unseemly

Synonyms: cheap coarse crude discreditable disreputable inappropriate inapt incorrect indecent indecorous indelicate inelegant inept in poor taste malapropos malodorous out of keeping out of place poor raffish rough rowdy rude ruffian tawdry unapt unbecoming unbefitting undignified ungodly unrefined unsuitable untoward vulgar wrong

Antonyms: appropriate due fitting proper seemly suited