possible profanity
Synonyms|318Antonyms|41|Broader|5Narrower|11Related|563
1
heartless(adjective, mean, harsh, violent, cruel)
1
hellacious(adjective, bad behavior)
1
ill-natured(adjective, bad behavior)
1
impious(adjective, evil, violent, wild, fierce)
1
inaudacious(adjective, bad behavior)
1
infamous(wicked, immoral, atrocious, disgraceful, dishonorable)
1
loathsome
1
lousy
1
maleficent
1
malign(adjective, animal, mean, violent, wild)
1
malodorous
1
mean(adjective, animal, evil, violent, wild)
1
merciless(adjective, harsh, violent, cruel, vicious)
1
nauseating
1
noxious
1
objectionable
1
obnoxious
1
off-putting
1
offensive
1
outrageous(immoral, atrocious, disgraceful, dishonorable, reprehensible)
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APASmart Define. (2016). diabolical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/diabolical/thesaurus/synonyms
ChicagoSmart Define. 2016. "diabolical thesaurus" https://smartdefine.org/diabolical/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, diabolical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/diabolical/thesaurus/synonyms>.
MLASmart Define. "diabolical thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/diabolical/thesaurus/synonyms>