22
faithless(noun, adjective, mean, continue, base)
21
treacherous(adjective, mean, continue, base, false)
21
disloyal(adjective, mean, bad, continue, base)
20
perfidious(adjective, mean, continue, base, false)
19
traitorous(adjective, mean, continue, base, false)
19
untrue(noun, adjective, wrong, continue, false)
18
false(noun, adjective, mean, wrong, continue)
15
fickle(adjective, false, cold, hot, dishonest)
15
untrustworthy(adjective, mean, base, false, dishonest)
14
inconstant(adjective, false, dishonest, immoral, unpredictable)
14
recreant(noun, adjective, mean, continue, base)
13
unreliable(adjective, wrong, false, true, dishonest)
10
deceitful(noun, adjective, false, wicked, dishonest)
10
treasonable(adjective, mean, bad, base, false)
9
treasonous(adjective, fickle, untrustworthy, unprincipled, disloyal)
8
dishonest(adjective, false, immoral, deceitful, unreliable)
6
impious(adjective, religious, impious)
6
insincere(adjective, dishonest, hypocritical, two-faced, pretended)
6
two-faced(noun, adjective, mean, base, false)
5
corrupt(adjective, mean, bad, evil, base)
<1234510>
11 years ago|14k views|share |citing 
APASmart Define. (2015). Unfaithful thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unfaithful/thesaurus/synonyms
ChicagoSmart Define. 2015. "Unfaithful thesaurus" https://smartdefine.org/unfaithful/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, Unfaithful thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unfaithful/thesaurus/synonyms>.
MLASmart Define. "Unfaithful thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/unfaithful/thesaurus/synonyms>