25
insincere(adjective, fake, unusual, counterfeit, dishonest)
23
disloyal(adjective, mean, continue, base, dishonest)
22
pseudo(adjective, adverb, fake, informal, unusual)
21
faithless(noun, adjective, mean, continue, base)
21
faulty(adjective, bad, wrong, fake, counterfeit)
21
mock(adjective, fake, counterfeit, dishonest, fantastic)
21
phoney orphony(noun, adjective)
20
perfidious(noun, adjective, mean, wrong, continue)
19
ersatz(adjective, characteristic, wrong, fake, informal)
19
pretended(adjective, fake, counterfeit, mock, awkward)
19
simulated(adjective, fake, counterfeit, mock, pretend)
19
unreal(adjective, light, weak, wrong, slight)
19
unsound(adjective, bad, light, weak, correct)
19
untrustworthy(adjective, mean, base, dishonest, cunning)
18
feigned(adjective, fake, unusual, counterfeit, mock)
18
synthetic(adjective, fake, unusual, strange, counterfeit)
17
fictitious(adjective, wrong, fake, counterfeit, mock)
17
inexact(adjective, bad, wrong, fake, counterfeit)
17
misleading(adjective, wrong, fake, property, counterfeit)
16
lying(noun, adjective, wrong, fake, counterfeit)
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APASmart Define. (2016). false thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/false/thesaurus/synonyms
ChicagoSmart Define. 2016. "false thesaurus" https://smartdefine.org/false/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, false thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/false/thesaurus/synonyms>.
MLASmart Define. "false thesaurus" 4 March 2016. Web. 21 September 2026. <https://smartdefine.org/false/thesaurus/synonyms>