depravity -
moral perversion; impairment of virtue and moral principles; "the luxury and corruption among the upper classes"; "moral degeneracy followed intellectual degeneration"; "its brothels, its opium parlors, its depravity"; "Rome had fallen into moral putrefaction"
immorality the quality of not being in accord with standards of right or good conduct; "the immorality of basing the defense of the West on the threat of mutual assured destruction"
