2
valueless(empty, worthless, throwaway)
2
wheedling(smooth, offensive, coarse, excessive, flattering)
2
worthless(empty, throwaway)
1
abundant
1
apish(counterfeit, affected, hollow, pretentious, shallow)
1
apparently sound
1
awkward(adjective, counterfeit, affected, hollow, pretentious)
1
bastard
1
beguiling(adjective, fake, false, counterfeit, dishonest)
1
bland
1
blandishing
1
blarneying
1
bootlicking
1
cajoling
1
campy(counterfeit, affected, hollow, pretentious, shallow)
1
capricious
1
chichi(counterfeit, affected, hollow, pretentious, shallow)
1
colorable
1
complimentary
1
copious
10 years ago|19k views|share |citing 
APASmart Define. (2016). insincere thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/insincere/thesaurus/synonyms
ChicagoSmart Define. 2016. "insincere thesaurus" https://smartdefine.org/insincere/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, insincere thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/insincere/thesaurus/synonyms>.
MLASmart Define. "insincere thesaurus" 14 March 2016. Web. 29 September 2026. <https://smartdefine.org/insincere/thesaurus/synonyms>