18
sinful(adjective, good, bad, immoral, criminal)
17
shameful(good, mild)
12
dishonest(adjective, good, bad, open, honest)
10
immoral(adjective, good, bad, evil, degenerate)
10
unethical(adjective, good, bad, dishonest, immoral)
9
outrageous(gentle, mild)
9
bad(adjective, immoral)
8
amoral(adjective, bad, immoral)
7
corrupt(adjective, good, bad, immoral)
7
dark(adjective, clear, light, evil, clean)
7
shy
6
foul(adjective, good, pleasant, gentle, offensive)
6
unprincipled(adjective, good, bad, honest, corrupt)
5
evil(adjective, bad, immoral, sinful)
5
black
5
degenerate(adjective, good, corrupt, deteriorated)
5
dishonorable(adjective, bad, immoral)
5
dissolute(adjective, restraint, indulgent)
5
shameless(adjective, corrupt, indecent)
5
vile(adjective, good, bad, right, gentle)
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APASmart Define. (2016). moral thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/moral/thesaurus/antonyms
ChicagoSmart Define. 2016. "moral thesaurus" https://smartdefine.org/moral/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, moral thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/moral/thesaurus/antonyms>.
MLASmart Define. "moral thesaurus" 1 March 2016. Web. 24 September 2026. <https://smartdefine.org/moral/thesaurus/antonyms>