119 entries under immoral topic. ×

31
villainous(adjective, bad, wrong, evil, nasty)
29
atrocious(adjective, bad, wrong, evil, nasty)
27
wicked(adjective, bad, wrong, evil, offensive)
26
vile(adjective, good, bad, wrong, evil)
24
sinful(adjective, bad, wrong, evil, offensive)
22
vicious(adjective, bad, wrong, evil, offensive)
22
evil(adjective, bad, wrong, evil, base)
21
heinous(adjective, bad, wrong, evil, nasty)
19
bad(adjective, wrong, evil, base, violent)
19
base(noun, adjective, bad, wrong, evil)
19
foul(adjective, good, bad, wrong, evil)
15
iniquitous(adjective, bad, wrong, evil, offensive)
15
depraved(adjective, bad, wrong, evil, corrupt)
15
infamous(adjective, good, bad, evil, offensive)
12
abominable(adjective, good, bad, wrong, evil)
12
corrupt(adjective, bad, wrong, evil, offensive)
11
treacherous(adjective, bad, corrupt, dishonest)
10
shameful(adjective, bad, wrong, evil, nasty)
9
low(adjective, good, mean, evil, corrupt)
8
degenerate(adjective, bad, wrong, evil, corrupt)
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APASmart Define. (2015). nefarious thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/nefarious/thesaurus/synonyms
ChicagoSmart Define. 2015. "nefarious thesaurus" https://smartdefine.org/nefarious/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, nefarious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/nefarious/thesaurus/synonyms>.
MLASmart Define. "nefarious thesaurus" 8 October 2015. Web. 23 September 2026. <https://smartdefine.org/nefarious/thesaurus/synonyms>