- Definitions|2
- Thesaurus|938
- Abbreviations|0
possible profanity
| detestable(adjective, terrible, vicious, wicked, brutal) | |
| deuced | |
| disgraceful(immoral, atrocious, dishonorable, outrageous, reprehensible) | |
| feral | |
| hellborn(adjective, wicked, demonic) | |
| hideous | |
| horrendous | |
| inhumane(adjective, animal, mean, violent, cruel) | |
| insane(adjective, evil, crazed, devilish, infernal) | |
| mad(adjective, evil, cruel, crazed, devilish) | |
| murderous | |
| pitiless(adjective, animal, mean, harsh, violent) | |
| sanguinary | |
| shocking(awful, terrible, vicious, immoral, rotten) | |
| truculent(adjective, animal, mean, harsh, violent) | |
| unhallowed(adjective, evil, cruel, wicked, crazed) | |
| unprincipled | |
| wolfish(adjective, harsh, violent, cruel, vicious) | |
| accursed(adjective, terrible, wicked, horrible, malevolent) | |
| anthropophagous |
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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> |