217 entries under adjective topic. ×

4
unfounded(wrong, fake, counterfeit, dishonest)
4
wily(false, dishonest, cunning, deceitful)
3
bogus(wrong, fake, counterfeit, dishonest)
3
counterfactual(wrong, fake, false, counterfeit)
3
cunning(false, dishonest, deceitful, lying)
3
devious(evil, false, corrupt, dishonest)
3
disreputable(false, dishonest, deceitful, lying)
3
fabricated(fake, false, counterfeit, sham)
3
fictitious(wrong, fake, false, counterfeit)
3
inexact(wrong, fake, false, counterfeit)
3
knavish
3
mistaken(verb, wrong, fake, false)
3
phoney orphony
3
pseudo(fake, counterfeit, sham, phony)
3
roguish
3
slippery(false, dishonest, deceitful, lying)
3
sly(false, dishonest, deceitful, dubious)
3
truthless
3
underhand(false, corrupt, dishonest, cunning)
3
underhanded(false, corrupt, wicked, dishonest)
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APASmart Define. (2015). untruthful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/untruthful/thesaurus/synonyms
ChicagoSmart Define. 2015. "untruthful thesaurus" https://smartdefine.org/untruthful/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, untruthful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/untruthful/thesaurus/synonyms>.
MLASmart Define. "untruthful thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/untruthful/thesaurus/synonyms>