140 entries under immoral topic. ×

3
dissolute(adjective, wrong, corrupt, wicked, dishonest)
3
fake(adjective, bad, wrong, dishonest)
3
naughty(adjective, wrong, rude, vulgar)
3
nefarious(adjective, bad, wrong, evil, corrupt)
3
reprehensible(adjective, rude, shocking, indecent)
3
slick(adjective, wrong, informal, dishonest)
3
treacherous(adjective, low, dishonest, cunning)
3
two-faced(adjective, bad, wrong, corrupt, dishonest)
3
underhanded(adjective, corrupt, dishonest, cunning)
3
unjust(adjective, rude, wicked, dishonest)
3
unlawful(adjective, wicked, dishonest, unwarranted)
3
wrongful(adjective, wrong, evil, rude, wicked)
2
faithless(adjective, dishonest, rotten, fickle)
2
foul(adjective, bad, wrong, evil, dishonest)
2
fraudulent(adjective, corrupt, dishonest, cunning)
2
inequitable(adjective, dishonest, unwarranted, dishonorable)
2
knavish(adjective, dishonest, rotten, untrustworthy)
2
mean(adjective, bad, wrong, evil, corrupt)
2
perfidious(adjective, dishonest, deceitful, rotten)
2
scam(adjective, wrong, informal, dishonest)
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APASmart Define. (2015). unethical thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unethical/thesaurus/synonyms
ChicagoSmart Define. 2015. "unethical thesaurus" https://smartdefine.org/unethical/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unethical thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unethical/thesaurus/synonyms>.
MLASmart Define. "unethical thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/unethical/thesaurus/synonyms>