6
diabolically(adverb, satanically)
5
fiendishly(adverb, satanically)
5
madly
4
insanely
4
satanically(adverb, satanically)
3
deadly
3
deucedly(adverb, greatness)
2
atrociously
2
badly
2
confoundedly
2
crazily
2
dementedly
2
desperately(adverb, greatness)
2
devilish
2
evilly
2
hellishly
2
infernally
2
naughtily
2
viciously
1
cruelly
11 years ago|2.5k views|share |citing 
APASmart Define. (2015). devilishly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/devilishly/thesaurus/synonyms
ChicagoSmart Define. 2015. "devilishly thesaurus" https://smartdefine.org/devilishly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, devilishly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/devilishly/thesaurus/synonyms>.
MLASmart Define. "devilishly thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/devilishly/thesaurus/synonyms>