Synonyms of unrighteous

1 Syllable
lewd, blue, wrong, rough
2 Syllables
sinful, impious, wrongful, risqué, unjust, dirty, wicked, naughty
3 Syllables
criminal, unrightful, untoward, salacious, ungodly, unseemly, indecent
4 Syllables
malodorous, impolite, suggestive, unbecoming, unethical, indictable, indecorous
5 Syllables
indelicate, unequitable, unconventional