- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
| tragic | |
| undesireworthy(adjective, arouse bad feelings, negative emotions) | |
| unrelenting(adjective, evil, nasty, harsh, vicious) | |
| vengeful(adjective, mean, evil, nasty, harsh) | |
| wrackful(adjective, harmful, injurious, damaging, deadly) | |
| abhorrent | |
| abominable | |
| annihilative(adjective, harmful, injurious, damaging, deadly) | |
| balefulness | |
| beastly(adjective, mean, bad, nasty, corrupt) | |
| bestial(adjective, evil, nasty, harsh, vicious) | |
| bitter(adjective, mean, evil, nasty, harsh) | |
| black | |
| blacken | |
| bloodthirsty(adjective, evil, nasty, harsh, vicious) | |
| brutish(adjective, evil, nasty, harsh, vicious) | |
| cancerous(adjective, harmful, injurious, damaging, deadly) | |
| cold-blooded(adjective, evil, nasty, harsh, vicious) | |
| consumptive(adjective, harmful, injurious, damaging, deadly) | |
| corrosive |
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| APA | Smart Define. (2016). pernicious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/pernicious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "pernicious thesaurus" https://smartdefine.org/pernicious/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, pernicious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/pernicious/thesaurus/synonyms>. |
| MLA | Smart Define. "pernicious thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/pernicious/thesaurus/synonyms> |