255 entries under adjective topic. ×

3
indirect(false, restrained, dishonest, cunning)
3
left-handed(honest, awkward)
3
manufactured(fake, counterfeit, sham, phony)
3
misleading(fake, false, counterfeit, dishonest)
3
mock(fake, false, counterfeit, fantastic)
3
oleaginous(smooth, offensive, coarse, excessive)
3
put-on(fake, unusual, counterfeit, dishonest)
3
sneaky(false, dishonest, cunning, deceitful)
3
snide(smooth, fake, false, counterfeit)
3
stiff(counterfeit, affected, hollow, pretentious)
3
stilted(counterfeit, affected, hollow, pretentious)
3
unfair(false, dishonest, deceitful, lying)
3
unreliable(smooth, false, dishonest, deceitful)
3
vulpine
2
Machiavellian
2
Tartuffian
2
casuistic(fake, counterfeit, sham, phony)
2
cheating(false, dishonest, cunning, deceitful)
2
disloyal
2
equivocating(dishonest, deceitful, untruthful, two-faced)
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APASmart Define. (2016). insincere thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/insincere/thesaurus/synonyms
ChicagoSmart Define. 2016. "insincere thesaurus" https://smartdefine.org/insincere/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, insincere thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/insincere/thesaurus/synonyms>.
MLASmart Define. "insincere thesaurus" 14 March 2016. Web. 30 September 2026. <https://smartdefine.org/insincere/thesaurus/synonyms>