- Definitions|2
- Thesaurus|938
- Abbreviations|0
possible profanity
180 entries under adjective topic. ×
| iniquitous(evil, violent, wild, fierce) | |
| malicious(animal, mean, evil, harsh) | |
| mephistophelean | |
| serpentine(evil, vile, wicked, crazed) | |
| unholy | |
| animal(mean, cruel, vicious, brutal) | |
| brutish(evil, violent, wild, vicious) | |
| cat-hearted(bad behavior, aroused negative) | |
| cold(bad behavior, aroused negative) | |
| cold-hearted(bad behavior, aroused negative) | |
| damnable(terrible, wicked, horrible, malevolent) | |
| emotionless(bad behavior, aroused negative) | |
| evil-minded(bad behavior, aroused negative) | |
| fell(animal, mean, harsh, violent) | |
| fierce(animal, mean, harsh, violent) | |
| flagituous(bad behavior, aroused negative) | |
| frightful | |
| gothly(bad behavior, aroused negative) | |
| malignant(animal, mean, cruel, vicious) | |
| nefarious(evil, violent, wild, fierce) |
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Diabolical on
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| APA | Smart Define. (2016). diabolical thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/diabolical/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "diabolical thesaurus" https://smartdefine.org/diabolical/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, diabolical thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/diabolical/thesaurus/synonyms>. |
| MLA | Smart Define. "diabolical thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/diabolical/thesaurus/synonyms> |