132 entries under deceitful topic. ×

8
unethical(adjective, bad, wrong, corrupt, wicked)
8
unfair(adjective, bad, wrong, false, corrupt)
8
untruthful(adjective, false, corrupt, dishonest)
7
designing(adjective, mean, smooth, smart, false)
7
faithless(adjective, mean, base, false, dishonest)
7
guileful(adjective, mean, smooth, smart, false)
6
double-faced(adjective, dishonest, improbity, duplicitous)
6
dubious(adjective, false, corrupt, dishonest)
6
lying(adjective, bad, false, corrupt, dishonest)
6
villainous(adjective, mean, bad, wrong, base)
5
ambidextrous(lying, double, duplicitous, double-faced)
5
counterfeit(adjective, fake, false, untrue)
5
deceiving(adjective, mean, bad, evil, false)
5
fishy(wrong, dishonest, immoral, tricky)
5
questionable(adjective, false, corrupt, dishonest, immoral)
5
scheming(adjective, mean, smooth, dishonest)
5
shrewd(adjective, mean, smooth, dishonest, cunning)
5
sneaky(adjective, mean, bad, smooth, wrong)
4
calculating(adjective, mean, smooth, dishonest, cunning)
4
conscienceless(adjective, corrupt, dishonest, immoral)
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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>