350 entries under adjective topic. ×

3
double-faced(dishonest, deceitful, duplicitous)
3
erroneous(wrong, false, dishonest, unpredictable)
3
evasive
3
fair-weather(dishonest, deceitful, unreliable, fickle)
3
fake(unpredictable, fickle, variable, undependable)
3
fallacious(wrong, false, lying, incorrect)
3
fast and loose(expression, idiom, dishonest, immoral)
3
flimsy
3
furtive(false, dishonest, cunning, deceitful)
3
guileful(false, dishonest, cunning, deceitful)
3
inaccurate(wrong, false, dishonest, unpredictable)
3
jaundiced
3
misleading(mean, bad, wrong, false)
3
scheming
3
tottery
3
unfair(false, deceitful, lying, untruthful)
3
volatile(uneven, unbalanced, unhinged)
3
wicked(mean, bad, base, false)
2
Janus-faced
2
amoral(fickle, unprincipled)
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APASmart Define. (2016). untrustworthy thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/untrustworthy/thesaurus/synonyms
ChicagoSmart Define. 2016. "untrustworthy thesaurus" https://smartdefine.org/untrustworthy/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, untrustworthy thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/untrustworthy/thesaurus/synonyms>.
MLASmart Define. "untrustworthy thesaurus" 14 March 2016. Web. 1 October 2026. <https://smartdefine.org/untrustworthy/thesaurus/synonyms>