Synonyms|389Antonyms|126|Broader|11Narrower|0Related|1.4k

65 entries under untrustworthy topic. ×

2
unprincipled(adjective, false, dishonest, immoral, deceitful)
1
bent(adjective, false, dishonest, immoral, deceitful)
1
bribable(adjective, dishonest, immoral, rotten)
1
debauched(adjective, dishonest, immoral, rotten)
1
delusive(adjective, mean, bad, evil, false)
1
exploiting(adjective, dishonest, immoral, rotten)
1
extortionate(adjective, dishonest, immoral, rotten)
1
fast and loose(expression, adjective, idiom, dishonest, immoral)
1
fixed(adjective, dishonest, immoral, rotten)
1
gone to the dogs(expression, adjective, idiom, dishonest, immoral)
1
inconstant(adjective, dishonest, immoral, unpredictable, rotten)
1
iniquitous(adjective, dishonest, immoral, rotten)
1
knavish(adjective, false, dishonest, immoral, cunning)
1
misleading(adjective, mean, bad, false, dishonest)
1
on the take(expression, adjective, idiom, dishonest, immoral)
1
open(adjective, dishonest, immoral, rotten)
1
padded(adjective, dishonest, immoral, rotten)
1
profiteering(adjective, dishonest, immoral, rotten)
1
racket up(expression, adjective, dishonest, immoral, rotten)
1
reprobate(adjective, dishonest, immoral, rotten)
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ChicagoSmart Define. 2016. "underhanded thesaurus" https://smartdefine.org/underhanded/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, underhanded thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/underhanded/thesaurus/synonyms>.
MLASmart Define. "underhanded thesaurus" 22 January 2016. Web. 1 October 2026. <https://smartdefine.org/underhanded/thesaurus/synonyms>