99 entries under untrustworthy topic. ×

5
tricky(adjective, low, false, corrupt, dishonest)
4
faithless(adjective, dishonest, immoral, rotten, fickle)
4
foul(adjective, bad, wrong, evil, violent)
4
mercenary(adjective, bad, wrong, dishonest, immoral)
4
rotten(adjective, bad, wrong, evil, violent)
4
slippery(adjective, bad, wrong, false, dishonest)
4
two-faced(adjective, bad, wrong, false, corrupt)
3
cunning(adjective, false, dishonest, deceitful, lying)
3
double-dealing(adjective, false, corrupt, dishonest, immoral)
3
traitorous(adjective, false, deceitful, lying, fickle)
3
untruthful(adjective, false, corrupt, dishonest, deceitful)
2
disloyal(fickle, dirty-dealing)
2
duplicitous(dishonest, dubious, fickle, suspicious)
2
fast and loose(expression, adjective, idiom, open, light)
2
lying(adjective, false, corrupt, dishonest, deceitful)
2
mendacious(adjective, false, dishonest, deceitful, lying)
2
sneaky(adjective, bad, wrong, false, dishonest)
2
underhanded(adjective, false, dishonest, immoral, deceitful)
2
unfaithful(adjective, dishonest, immoral, rotten, fickle)
2
wily(adjective, false, dishonest, deceitful, lying)
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APASmart Define. (2015). unprincipled thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unprincipled/thesaurus/synonyms
ChicagoSmart Define. 2015. "unprincipled thesaurus" https://smartdefine.org/unprincipled/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unprincipled thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unprincipled/thesaurus/synonyms>.
MLASmart Define. "unprincipled thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/unprincipled/thesaurus/synonyms>