society > morality > moral evil > [adverb] > immorally or unethically > in a manner departing from moral order > and unnaturally (2)
Esp. with reference to sexual behaviour: contrary to what nature prompts in human beings; unnatural, immoral. Now rare.
In a manner contrary to, or at variance with, normal human nature; with unnatural depravity, wickedness, or lack of feeling. Now chiefly archaic or…