2
irreverent(adjective, impious)
2
mercurial(adjective, changeable, indecisive, inconsistent)
2
mistaken(adjective, wrong, false, dishonest, unpredictable)
2
mutable(adjective, changeable, indecisive, inconsistent)
2
phoniness(noun, false, deceitful, slick, insincerity)
2
pretended(adjective, dishonest, unpredictable, fickle, variable)
2
profane(adjective, impious)
2
promiscuous
2
sacrilegious(adjective, impious)
2
sham(adjective, wrong, false, dishonest, unpredictable)
2
simulated
2
sinful(adjective, impious)
2
trothless
2
uncertain(adjective, unpredictable, fickle, variable, undependable)
2
ungodly(adjective, impious)
2
unholy(adjective, impious)
2
unlawful
2
unloyal(adjective, wrong, false, dishonest, dubious)
2
unpatriotic(adjective, fickle, untrue, untrustworthy, unprincipled)
2
unpredictable(adjective, changeable, fickle, variable, undependable)
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APASmart Define. (2015). unfaithful thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unfaithful/thesaurus/synonyms
ChicagoSmart Define. 2015. "unfaithful thesaurus" https://smartdefine.org/unfaithful/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unfaithful thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unfaithful/thesaurus/synonyms>.
MLASmart Define. "unfaithful thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unfaithful/thesaurus/synonyms>