3
faithless(adjective, dishonest, unethical)
3
godless
3
horrible(adjective, blue, evil, nasty, offensive)
3
horrid(adjective, evil, offensive, foul, disgusting)
3
illegitimate(adjective, wrong, illegal, unlawful)
3
inappropriate(adjective, rude, shocking, indecent, unseemly)
3
irresponsible(adjective, careless, foolish, reckless, negligent)
3
low(adjective, mean, bad, evil, base)
3
lowly(adjective, shameful, dishonorable, disreputable, sordid)
3
monstrous(adjective, wicked, perverted)
3
nauseating(evil, offensive, foul, disgusting, shameful)
3
objectionable
3
peccant(adjective, right, wrong, wicked, criminal)
3
rakehell(adjective, attitude, behavior, sexual moral, sexual activity)
3
rude(adjective, blue, offensive, corrupt, coarse)
3
sacrilegious
3
scatological(adjective, blue, nasty, offensive, rude)
3
sickening(adjective, evil, offensive, foul, disgusting)
3
sinning(adjective, bad, evil, wicked, sinful)
3
taboo(adjective, coarse, vulgar, indecent, naughty)
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APASmart Define. (2015). immoral thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/immoral/thesaurus/synonyms
ChicagoSmart Define. 2015. "immoral thesaurus" https://smartdefine.org/immoral/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, immoral thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/immoral/thesaurus/synonyms>.
MLASmart Define. "immoral thesaurus" 3 August 2015. Web. 25 September 2026. <https://smartdefine.org/immoral/thesaurus/synonyms>