65 entries under adjective topic. ×

18
counterfeit(fake, honest, false, genuine)
18
fake(false, genuine)
11
unreal(fake, false, real, hypothetical)
11
false(open, sound, right, fake)
9
artificial
9
bogus(counterfeit, genuine)
6
spurious(fake, counterfeit, true)
5
unauthorized(fake, false)
4
hypocritical(deceitful, pretending)
3
fictitious(honest, factual)
3
fraudulent(open, false, genuine, deceptive)
3
mock(fake, true, artificial)
3
phony
3
surreal
3
untrustworthy(fake, false)
2
apocryphal(fake, questionable)
2
factitious
2
invalid(fake, false)
2
simulated
2
unnatural
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APASmart Define. (2016). authentic thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/authentic/thesaurus/antonyms
ChicagoSmart Define. 2016. "authentic thesaurus" https://smartdefine.org/authentic/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, authentic thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/authentic/thesaurus/antonyms>.
MLASmart Define. "authentic thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/authentic/thesaurus/antonyms>