44 entries under shady topic. ×

20
immoral(adjective, bad, wrong, evil, rude)
19
unprincipled(adjective, bad, wrong, evil, low)
18
unscrupulous(adjective, bad, wrong, honest, corrupt)
16
dishonest(adjective, bad, wrong, corrupt, wicked)
13
crooked(adjective, bad, wrong, corrupt, wicked)
11
corrupt(adjective, bad, wrong, evil, wicked)
7
base(adjective, bad, wrong, evil, corrupt)
6
iniquitous(adjective, bad, wrong, evil, corrupt)
4
mercenary(adjective, bad, wrong, dishonest, immoral)
4
reprobate(adjective, bad, wrong, evil, corrupt)
4
rotten(adjective, bad, wrong, evil, dishonest)
4
venal(adjective, corrupt, dishonest, immoral, deceitful)
3
nefarious(adjective, bad, wrong, evil, corrupt)
3
treacherous(adjective, low, dishonest, immoral, cunning)
3
two-faced(adjective, bad, wrong, corrupt, dishonest)
3
underhanded(adjective, corrupt, dishonest, immoral, cunning)
2
faithless(adjective, dishonest, immoral, rotten, fickle)
2
foul(adjective, bad, wrong, evil, dishonest)
2
fraudulent(adjective, corrupt, dishonest, immoral, cunning)
2
knavish(adjective, dishonest, immoral, rotten, untrustworthy)
<123>
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APASmart Define. (2015). unethical thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unethical/thesaurus/synonyms
ChicagoSmart Define. 2015. "unethical thesaurus" https://smartdefine.org/unethical/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unethical thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unethical/thesaurus/synonyms>.
MLASmart Define. "unethical thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/unethical/thesaurus/synonyms>