Synonyms|84Antonyms|11|Broader|0Narrower|0Related|556
1
malign
1
malignant
1
monstrous
1
naughty
1
nefarious(adjective, evil, vile, wicked, execrable)
1
perverted
1
rascally
1
roguish
1
serpentine(adjective, evil, vile, wicked, fiendish)
1
ungodly
1
unhallowed(adjective, evil, vile, wicked, fiendish)
1
unprincipled
0
Machiavellian
0
artful
0
atrocious(adjective, evil, vile, wicked, fiendish)
0
black-hearted
0
blackguardly
0
blasphemous
0
brutish(adjective, wicked, demonic, diabolical)
0
conniving
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APASmart Define. (2013). mephistophelian thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mephistophelian/thesaurus/synonyms
ChicagoSmart Define. 2013. "mephistophelian thesaurus" https://smartdefine.org/mephistophelian/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2013, mephistophelian thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mephistophelian/thesaurus/synonyms>.
MLASmart Define. "mephistophelian thesaurus" 27 June 2013. Web. 30 September 2026. <https://smartdefine.org/mephistophelian/thesaurus/synonyms>