3
treasonous(adjective, disloyal)
3
tricky(adjective, fake, deception, false, dishonest)
3
truthless(adjective, true)
3
unloyal(adjective, wrong, false, dishonest, dubious)
3
unsuitable(adjective, wrong, erroneous)
2
adulterous(adjective, false, disloyal, cheating)
2
all off(expression, wrong, false, incorrect)
2
apostate(adjective, untrustworthy, treacherous, unfaithful, disloyal)
2
artful
2
askew(bad, wrong, false, incorrect)
2
assumed(adjective, fake, false, counterfeit, mock)
2
at fault(expression, bad, wrong, false, incorrect)
2
bad(adjective, wrong)
2
concocted(adjective, wrong, fake, false, counterfeit)
2
contrary to fact(expression, adjective, idiom, wrong, fake)
2
controvertible
2
defective(bad, wrong, false, incorrect, inexact)
2
delusory(false, deceitful, misleading, deceptive, invented)
2
disguised(adjective, fake, deception, counterfeit, sham)
2
dishonorable(fake, deceitful)
10 years ago|23k views|share |citing 
APASmart Define. (2016). untrue thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/untrue/thesaurus/synonyms
ChicagoSmart Define. 2016. "untrue thesaurus" https://smartdefine.org/untrue/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, untrue thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/untrue/thesaurus/synonyms>.
MLASmart Define. "untrue thesaurus" 4 March 2016. Web. 25 September 2026. <https://smartdefine.org/untrue/thesaurus/synonyms>