218 entries under adjective topic. ×

5
mercenary(dishonest, immoral, rotten, untrustworthy)
5
praetorian(dishonest, immoral, rotten, untrustworthy)
5
scheming(false, corrupt, dishonest, cunning)
5
two-faced(mean, base, false, dishonest)
4
astute
4
evasive(dishonest, deceitful, tricky, crafty)
4
foul(mean, base, corrupt, dishonest)
4
hypocritical(mean, bad, base, false)
4
perfidious(mean, base, false, dishonest)
4
questionable(corrupt, dishonest, immoral, deceitful)
4
subtle(false, misleading, illusory)
4
underarm
4
untrustworthy(mean, bad, base, false)
4
untruthful(false, corrupt, wicked, dishonest)
3
double-faced(dishonest, deceitful, duplicitous)
3
felonious
3
slick(false, cunning, misleading, sly)
3
sneaking(false, dishonest, cunning, deceitful)
3
traitorous(mean, bad, evil, base)
3
unfair(false, corrupt, dishonest, improper)
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APASmart Define. (2016). underhanded thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/underhanded/thesaurus/synonyms
ChicagoSmart Define. 2016. "underhanded thesaurus" https://smartdefine.org/underhanded/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, underhanded thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/underhanded/thesaurus/synonyms>.
MLASmart Define. "underhanded thesaurus" 22 January 2016. Web. 25 September 2026. <https://smartdefine.org/underhanded/thesaurus/synonyms>