Synonyms for Ungodly (same or very similar meaning)
WordNet sense 1 (characterized by iniquity; wicked because it is believed to be a sin):
iniquitous, sinfulWordNet sense 2 (morally bad in principle or practice):
wicked, wickedWordNet sense 3 (lacking piety and reverence for a god):
impiousFrom the ODE community, based on WordNetadd/edit