- Definitions|2
- Thesaurus|938
- Abbreviations|0
possible profanity
| antihumanitarian(adjective, aroused negative) | |
| baneful | |
| banemalentous(adjective, aroused negative) | |
| black | |
| black-hearted(adjective, aroused negative) | |
| blame | |
| blasted | |
| blessed | |
| bloody-minded | |
| brittle(adjective, aroused negative) | |
| brutalized | |
| brute | |
| callous(adjective, aroused negative) | |
| cold-blooded(adjective, mean, harsh, violent, cruel) | |
| crazed(adjective, evil, harsh, violent, cruel) | |
| cruel-hearted | |
| damn | |
| damned | |
| darned | |
| dastardly(disgraceful, dishonorable, reprehensible) |
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Diabolical on
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| APA | Smart Define. (2016). diabolical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/diabolical/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "diabolical thesaurus" https://smartdefine.org/diabolical/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, diabolical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/diabolical/thesaurus/synonyms>. |
| MLA | Smart Define. "diabolical thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/diabolical/thesaurus/synonyms> |