86 entries under deceitful topic. ×

6
oblique(adjective, false, dishonest, cunning)
6
perfidious(adjective, false, corrupt, dishonest, immoral)
6
sneaking(adjective, mean, smooth, smart, false)
6
unfair(adjective, bad, wrong, false, dishonest)
6
unprincipled(adjective, bad, wrong, false, corrupt)
5
elusive(adjective, mean, smooth, smart, false)
5
untrustworthy(adjective, false, dishonest, cunning)
4
bent(adjective, false, corrupt, dishonest, immoral)
4
deceiving(adjective, false, wicked, dishonest, cunning)
4
dishonorable(adjective, mean, smooth, corrupt, dishonest)
4
insincere(adjective, false, dishonest, cunning)
4
lying(adjective, false, corrupt, dishonest, cunning)
4
mendacious(adjective, false, dishonest, cunning)
4
sinister(adjective, false, immoral, lying)
4
unjust(adjective, fair, dishonest, cunning)
3
conniving(adjective, mean, smooth, dishonest, cunning)
3
dirty(wrong, dishonest, immoral, unprincipled)
3
dubious(adjective, evil, corrupt, dishonest, irregular)
3
fishy(wrong, false, dishonest, immoral)
3
mean(adjective, smooth, dishonest, cunning)
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APASmart Define. (2015). underhand thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/underhand/thesaurus/synonyms
ChicagoSmart Define. 2015. "underhand thesaurus" https://smartdefine.org/underhand/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, underhand thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/underhand/thesaurus/synonyms>.
MLASmart Define. "underhand thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/underhand/thesaurus/synonyms>