117 entries under immoral topic. ×

9
illegal(adjective, bad, wrong, fake, corrupt)
9
sharp(adjective, mean, bad, smooth, wrong)
9
sinister(adjective, false, dishonest, deceitful)
9
two-faced(adjective, mean, bad, wrong, base)
8
underhanded(adjective, mean, base, false, corrupt)
8
unethical(adjective, bad, wrong, corrupt, wicked)
8
unfair(adjective, bad, wrong, false, corrupt)
7
faithless(adjective, mean, base, false, dishonest)
7
foul(adjective, mean, base, corrupt, dishonest)
6
one-sided(adjective, cruel, unreasonable, dishonest)
6
villainous(adjective, mean, bad, wrong, base)
6
wrong(adjective, corrupt, dishonest, unwarranted)
5
dirty(adjective, bad, wrong, corrupt, vicious)
5
fishy(wrong, dishonest, deceitful, tricky)
5
questionable(adjective, false, corrupt, dishonest)
5
sneaky(adjective, mean, bad, smooth, wrong)
4
conscienceless(adjective, corrupt, dishonest, deceitful)
4
knavish(adjective, wicked, dishonest, rotten)
4
mercenary(adjective, bad, wrong, dishonest)
4
nefarious(adjective, wrong, corrupt, vicious, dishonest)
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APASmart Define. (2015). crooked thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/crooked/thesaurus/synonyms
ChicagoSmart Define. 2015. "crooked thesaurus" https://smartdefine.org/crooked/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, crooked thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/crooked/thesaurus/synonyms>.
MLASmart Define. "crooked thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/crooked/thesaurus/synonyms>