255 entries under adjective topic. ×

2
fabricated(fake, unusual, strange, counterfeit)
2
fibbing(dishonest, deceitful, untruthful, two-faced)
2
fickle
2
formalistic
2
glib(smooth, offensive, coarse, lying)
2
illusive(fake, counterfeit, sham, phony)
2
immoral
2
make-believe(fake, unusual, strange, counterfeit)
2
mealy-mouthed
2
pompous(counterfeit, affected, hollow, pretentious)
2
pretend(fake, counterfeit, sham, phony)
2
pretending(lying, misleading)
2
recreant(false, deceitful, lying, untruthful)
2
smooth-tongued
2
sophistical(fake, counterfeit, sham, phony)
2
ungenuine
1
awkward(counterfeit, affected, hollow, pretentious)
1
beguiling(fake, false, counterfeit, dishonest)
1
capricious
1
delusory(false, dishonest, cunning, deceitful)
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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>