- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
209 entries under adjective topic. ×
| crippling(harmful, injurious, damaging, destructive) | |
| cutthroat(harmful, injurious, damaging, deadly) | |
| damnable | |
| dead | |
| disturbing(harmful, threatening, menacing, unfavorable) | |
| ferocious(evil, nasty, harsh, vicious) | |
| fierce(evil, nasty, harsh, vicious) | |
| menacing(threatening, injurious, damaging, destructive) | |
| miasmatic(bad, hurtful) | |
| repugnant(bad, offensive, corrupt, foul) | |
| septic | |
| tragic | |
| undesireworthy(arouse bad feelings, negative emotions) | |
| unrelenting(evil, nasty, harsh, vicious) | |
| vengeful(mean, evil, nasty, harsh) | |
| wrackful(harmful, injurious, damaging, deadly) | |
| abhorrent | |
| abominable | |
| annihilative(harmful, injurious, damaging, deadly) | |
| beastly(mean, bad, nasty, corrupt) |
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| APA | Smart Define. (2016). pernicious thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/pernicious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "pernicious thesaurus" https://smartdefine.org/pernicious/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, pernicious thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/pernicious/thesaurus/synonyms>. |
| MLA | Smart Define. "pernicious thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/pernicious/thesaurus/synonyms> |