50 entries under deceitful topic. ×

11
underhand(adjective, mean, smooth, dishonest)
10
two-faced(adjective, false, corrupt, dishonest)
9
crooked(adjective, mean, smooth, dishonest)
9
double-dealing(adjective, mean, smooth, dishonest, cunning)
9
insidious(adjective, dishonest, shrewd, sly)
9
sneaky(adjective, dishonest, cunning, sly)
8
cagey(adjective, mean, smooth, dubious)
7
dishonest(adjective, mean, smooth, false)
5
underhanded(adjective, false, corrupt, dishonest, cunning)
4
conspiring(verb, adjective, wily)
4
deep(cunning, sly, crafty, devious)
4
fraudulent(adjective, false, dishonest, dubious)
3
evasive(adjective, dishonest, shrewd, crafty)
3
manipulative(adjective, negative, shrewd, wily)
3
misleading(adjective, false, sly, illusory)
3
surreptitious(adjective, mean, smooth, dishonest)
2
indirect(false, dishonest, tricky, misleading)
2
shady(adjective, corrupt, dishonest, dubious)
1
delusive(mean, smooth, false, cunning)
1
fishy(false, dishonest, shrewd, tricky)
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APASmart Define. (2016). scheming thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/scheming/thesaurus/synonyms
ChicagoSmart Define. 2016. "scheming thesaurus" https://smartdefine.org/scheming/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, scheming thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/scheming/thesaurus/synonyms>.
MLASmart Define. "scheming thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/scheming/thesaurus/synonyms>