6
shady(adjective, fake, false, counterfeit, corrupt)
6
sham(noun, adjective, wrong, fake, deception)
6
subtle(adjective, mean, smooth, false, dishonest)
6
unprincipled(adjective, low, false, corrupt, dishonest)
6
vulpine(adjective, cunning)
5
acute
5
cheating(adjective, false, corrupt, dishonest, immoral)
5
cute
5
dissembling(noun, adjective, mean, smooth, wrong)
5
ersatz(adjective, wrong, fake, false, counterfeit)
5
imitation(noun, adjective, fake, deception, false)
5
oblique(adjective, false, dishonest, tricky, crooked)
5
phony(noun, adjective, wrong, fake, deception)
5
prevaricating(adjective, wrong, false, dishonest, incorrect)
5
roguish(adjective, mean, smooth, false, dishonest)
5
sophistical(adjective, wrong, fake, false, counterfeit)
5
specious(adjective, wrong, fake, false, counterfeit)
5
surreptitious(adjective, mean, smooth, dishonest, crafty)
5
synthetic(adjective, fake, counterfeit, sham, phony)
5
unfair(adjective, false, corrupt, dishonest, immoral)
10 years ago|32k views|share |citing 
APASmart Define. (2016). deceitful thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deceitful/thesaurus/synonyms
ChicagoSmart Define. 2016. "deceitful thesaurus" https://smartdefine.org/deceitful/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, deceitful thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deceitful/thesaurus/synonyms>.
MLASmart Define. "deceitful thesaurus" 14 March 2016. Web. 24 September 2026. <https://smartdefine.org/deceitful/thesaurus/synonyms>