4
awry(adjective, adverb, bad, wrong, false)
4
capricious(adjective, false, dishonest, deceitful, dubious)
4
counterfeit(adjective, fake, deception, false, mock)
4
deviant(adjective, dishonest)
4
devious(noun, adjective, fake, false, dishonest)
4
disaffected(adjective, untrustworthy, treacherous, unfaithful)
4
duplicitous(adjective, fake, false, dishonest, deceitful)
4
fictive(adjective, false, deceitful, imaginary, misleading)
4
groundless(adjective, error, illogical, deceptive, unsubstantiated)
4
hollow(noun, adjective, wrong, fake, false)
4
imagined(adjective, false, imaginary, misleading, deceptive)
4
imperfect
4
mendacious(noun, adjective, wrong, fake, counterfeit)
4
meretricious(adjective, wrong, fake, deception, false)
4
pretended(adjective, fake, deception, false, counterfeit)
4
supposititious(deception, false, misleading, fabulous, untruth)
4
treasonable(adjective, false, dishonest, treacherous, unfaithful)
4
undependable(adjective, false, dishonest, deceitful, unpredictable)
3
factitious(adjective, fake, deception, false, counterfeit)
3
adulterated(adjective, fake, deception, counterfeit, mock)
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APASmart Define. (2016). untrue thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/untrue/thesaurus/synonyms
ChicagoSmart Define. 2016. "untrue thesaurus" https://smartdefine.org/untrue/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, untrue thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/untrue/thesaurus/synonyms>.
MLASmart Define. "untrue thesaurus" 4 March 2016. Web. 26 September 2026. <https://smartdefine.org/untrue/thesaurus/synonyms>