2
detestable(adjective, wicked, execrable, demonic, diabolical)
2
execrable(adjective, wicked, demonic, diabolical)
2
flagitious
2
immoral
2
malicious
2
sinful
2
unholy
1
accursed(adjective, wicked, execrable, demonic, diabolical)
1
amoral
1
cloven-footed(adjective, wicked, execrable, demonic, diabolical)
1
corrupt
1
crazy
1
cursed(adjective, wicked, execrable, demonic, diabolical)
1
depraved
1
dreadful
1
godless
1
heinous
1
hellborn(adjective, wicked, execrable, demonic, diabolical)
1
impious
1
maleficent
13 years ago|5.1k views|share |citing 
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>