6
wrong(adjective, fake, false, counterfeit, true)
5
artful
5
corrupt(adjective, evil, false, dishonest, deceitful)
5
counterfeit(adjective, fake, false, dishonest, sham)
5
crafty(adjective, false, corrupt, dishonest, cunning)
5
double-dealing(noun, adjective, wrong, false, corrupt)
5
faithless(noun, adjective, wrong, false, dishonest)
5
incorrect(adjective, wrong, fake, false, counterfeit)
5
scheming
5
tricky(adjective, wrong, false, dishonest, cunning)
4
cheating(adjective, wrong, false, corrupt, dishonest)
4
duplicitous(adjective, false, dishonest, deceitful, dubious)
4
erroneous(adjective, wrong, fake, false, counterfeit)
4
evasive(adjective, false, dishonest, deceitful, dubious)
4
fake(noun, adjective, wrong, counterfeit, dishonest)
4
perfidious(noun, adjective, wrong, false, dishonest)
4
shady(adjective, fake, false, counterfeit, corrupt)
4
sneaky(adjective, false, corrupt, dishonest, cunning)
4
specious(adjective, wrong, fake, false, counterfeit)
4
unfair(adjective, false, corrupt, dishonest, deceitful)
11 years ago|14k views|share |citing 
APASmart Define. (2015). untruthful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/untruthful/thesaurus/synonyms
ChicagoSmart Define. 2015. "untruthful thesaurus" https://smartdefine.org/untruthful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, untruthful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/untruthful/thesaurus/synonyms>.
MLASmart Define. "untruthful thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/untruthful/thesaurus/synonyms>