48 entries under noun topic. ×

17
faithless(adjective, continue, false, dishonest)
17
unfaithful(adjective, wrong, continue, false)
13
perfidious(adjective, continue, false, dishonest)
12
deceitful(adjective, wrong, fake, false)
10
deceptive(adjective, wrong, fake, false)
7
two-faced(adjective, false, dishonest, deceitful)
7
untruthful(adjective, wrong, fake, false)
6
fake(adjective, wrong, false, counterfeit)
6
lying(adjective, wrong, fake, false)
6
sham(adjective, wrong, fake, informal)
5
phony(adjective, wrong, fake, false)
4
devious(adjective, fake, false, dishonest)
4
hollow(adjective, wrong, fake, false)
4
mendacious(adjective, wrong, fake, counterfeit)
2
double-dealing(adjective, fake, false, dishonest)
2
fable
2
fabrication
2
snide(adjective, fake, deception, false)
1
crocodilian
1
deceit
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APASmart Define. (2016). untrue thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/untrue/thesaurus/synonyms
ChicagoSmart Define. 2016. "untrue thesaurus" https://smartdefine.org/untrue/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, untrue thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/untrue/thesaurus/synonyms>.
MLASmart Define. "untrue thesaurus" 4 March 2016. Web. 29 September 2026. <https://smartdefine.org/untrue/thesaurus/synonyms>