possible profanity
24
fiendish(adjective, evil, dark, vile, wicked)
23
satanic(adjective, evil, terrible, vile, wicked)
22
diabolic(adjective, evil, vile, wicked, atrocious)
21
infernal(adjective, evil, terrible, vile, wicked)
19
hellish(adjective, evil, unpleasant, vile, wicked)
17
devilish(adjective, evil, dark, terrible, vile)
15
demoniac(adjective, evil, passionate, vile, wicked)
15
diabolical(adjective, evil, dark, terrible, cruel)
15
wicked(adjective, evil, terrible, cruel, vile)
12
Mephistophelian(adjective, evil, vile, wicked, execrable)
11
evil
10
ghoulish(adjective, hideous, scary, ghostly)
9
bad(adjective, evil, wicked, devilish, infernal)
9
iniquitous(adjective, wicked, execrable, diabolical)
8
sinful
7
ungodly
6
demoniacal(adjective, evil, passionate, inflamed, demon)
6
unhallowed(adjective, evil, cruel, vile, wicked)
6
unholy
5
malevolent
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APASmart Define. (2016). demonic thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/demonic/thesaurus/synonyms
ChicagoSmart Define. 2016. "demonic thesaurus" https://smartdefine.org/demonic/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, demonic thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/demonic/thesaurus/synonyms>.
MLASmart Define. "demonic thesaurus" 3 April 2016. Web. 21 September 2026. <https://smartdefine.org/demonic/thesaurus/synonyms>