Synonyms|401Antonyms|151|Broader|7Narrower|11Related|1.6k

112 entries under untrustworthy topic. ×

2
unprincipled(adjective, dishonest, immoral, rotten, fickle)
2
unstable(adjective, false, dishonest, dubious, unpredictable)
2
wavering(adjective, false, dishonest, dubious, unpredictable)
1
adulterine(adjective, false, fickle, untrue)
1
amoral(fickle, unprincipled, dirty-dealing)
1
bent(adjective, dishonest, immoral, rotten)
1
bribable(adjective, dishonest, immoral, rotten)
1
double dealing(noun, expression, adjective, false, rotten)
1
exploiting(adjective, dishonest, immoral, rotten)
1
extortionate(adjective, dishonest, immoral, rotten)
1
fair-weather(adjective, false, dishonest, deceitful, unreliable)
1
falsehearted(adjective, mean, bad, evil, low)
1
fast and loose(expression, adjective, idiom, dishonest, immoral)
1
fixed(adjective, dishonest, immoral, rotten)
1
foul(adjective, mean, bad, base, dishonest)
1
fraudulent(adjective, dishonest, immoral, rotten)
1
gone to the dogs(expression, adjective, idiom, dishonest, immoral)
1
iniquitous(adjective, wicked, dishonest, immoral, deceitful)
1
knavish(adjective, dishonest, immoral, rotten)
1
lying(noun, adjective, mean, bad, wrong)
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APASmart Define. (2015). unfaithful thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/unfaithful/thesaurus/synonyms
ChicagoSmart Define. 2015. "unfaithful thesaurus" https://smartdefine.org/unfaithful/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2015, unfaithful thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/unfaithful/thesaurus/synonyms>.
MLASmart Define. "unfaithful thesaurus" 14 April 2015. Web. 2 October 2026. <https://smartdefine.org/unfaithful/thesaurus/synonyms>