339 entries under adjective topic. ×
| bad(wicked, injurious, damaging, destructive) | |
| belligerent(mean, nasty, unfriendly, hateful) | |
| deathly | |
| infectious(catching, spreading) | |
| malefic(injurious, damaging, deadly, destructive) | |
| mischievous(mean, nasty, wicked, hateful) | |
| mortal | |
| pestiferous(unhealthy, harmful, injurious, annoying) | |
| sour(mean, severe, nasty, hostile) | |
| stringent | |
| sulfurous | |
| unkind(mean, evil, nasty, harsh) | |
| unpleasant | |
| acidic | |
| barbarous(evil, nasty, harsh, vicious) | |
| burning | |
| crabbed | |
| devastating | |
| direful(strange, horrible, horror, scary) | |
| extreme(enthusiastic, ill, sick, fervent) |
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| APA | Smart Define. (2015). virulent thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/virulent/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "virulent thesaurus" https://smartdefine.org/virulent/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, virulent thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/virulent/thesaurus/synonyms>. |
| MLA | Smart Define. "virulent thesaurus" 3 August 2015. Web. 28 September 2026. <https://smartdefine.org/virulent/thesaurus/synonyms> |