181 entries under adjective topic. ×
| determining(important, critical) | |
| eradicative(harmful, injurious, damaging, deadly) | |
| evil(bad, corrupt, harmful, injurious) | |
| explosive | |
| extirpative(harmful, injurious, damaging, deadly) | |
| fortunate | |
| haphazard | |
| ignominious | |
| impending | |
| lethiferous(harmful, killing, injurious, damaging) | |
| lost | |
| lucky | |
| menacing | |
| mephitic | |
| mordant | |
| mortiferous(killing, deadly, lethal) | |
| nocuous | |
| noisome(bad, evil, harmful, injurious) | |
| parlous | |
| permanent |
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| APA | Smart Define. (2016). fatal thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fatal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fatal thesaurus" https://smartdefine.org/fatal/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, fatal thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fatal/thesaurus/synonyms>. |
| MLA | Smart Define. "fatal thesaurus" 3 April 2016. Web. 24 September 2026. <https://smartdefine.org/fatal/thesaurus/synonyms> |