287 entries under adjective topic. ×
| perilous | |
| poison(bad, evil, nasty, corrupt) | |
| precarious | |
| pressing | |
| pugnacious(mean, nasty, unfriendly, hateful) | |
| relentless(animal, mean, cruel, vicious) | |
| satanic | |
| scrappy(mean, nasty, unfriendly, hateful) | |
| serious | |
| surly(mean, nasty, cold, unfriendly) | |
| terrible | |
| terrifying | |
| threatening | |
| truculent(animal, mean, offensive, cruel) | |
| unhelpful | |
| unpleasant(mean, bad, nasty, corrupt) | |
| unpropitious(mean, bad, nasty, cold) | |
| unrelenting(animal, mean, violent, cruel) | |
| unsociable(mean, nasty, cold, unfriendly) | |
| unstable |
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| APA | Smart Define. (2016). malignant thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/malignant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "malignant thesaurus" https://smartdefine.org/malignant/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, malignant thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/malignant/thesaurus/synonyms>. |
| MLA | Smart Define. "malignant thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/malignant/thesaurus/synonyms> |