Synonyms|453Antonyms|138|Broader|10Narrower|14Related|1.4k

119 entries under untrustworthy topic. ×

4
unconverted(adjective, dishonest, fickle, unprincipled)
4
unprincipled(adjective, dishonest, immoral, rotten, fickle)
4
untruthful(noun, adjective, wrong, false, dishonest)
3
adulterous(adjective, false, fickle, untrue)
3
cheating(adjective, false, dishonest, cunning, lying)
3
fair-weather(adjective, dishonest, deceitful, unreliable, fickle)
3
fast and loose(expression, adjective, idiom, dishonest, immoral)
3
lying(noun, adjective, false, dishonest, cunning)
3
rotten(adjective, dishonest, immoral, crooked)
3
subversive(adjective, untrue, treacherous, unfaithful)
3
tricky(adjective, false, dishonest, cunning, deceitful)
3
unloyal(adjective, wrong, false, dishonest, unsound)
2
amoral(adjective, fickle, unprincipled, dirty-dealing)
2
base(adjective, mean, dishonest, immoral, rotten)
2
debauched(adjective, dishonest, immoral, rotten)
2
double-crossing(adjective, false, dishonest, changeable, fickle)
2
falsehearted(adjective, mean, bad, evil, low)
2
knavish(adjective, dishonest, immoral, cunning, rotten)
2
not true to(expression, adjective, idiom, false, fickle)
2
shady(adjective, false, dishonest, immoral, deceitful)
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HarvardSmart Define 2015, faithless thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/faithless/thesaurus/synonyms>.
MLASmart Define. "faithless thesaurus" 14 April 2015. Web. 2 October 2026. <https://smartdefine.org/faithless/thesaurus/synonyms>