55 entries under fatal topic. ×
| toxic(adjective, unhealthy, harmful, dangerous, injurious) | |
| harmful(adjective, mean, bad, wrong, evil) | |
| pernicious(adjective, help, mean, bad, nasty) | |
| deleterious(adjective, mean, bad, wrong, evil) | |
| baneful(adjective, help, bad, negative, distressing) | |
| noisome(adjective, bad, evil, offensive, rank) | |
| poisonous(adjective, mean, bad, nasty, offensive) | |
| destructive(adjective, bad, evil, cruel, negative) | |
| injurious(adjective, mean, bad, wrong, evil) | |
| deadly(adjective, help, bad, cruel, unkind) | |
| detrimental(adjective, mean, bad, wrong, evil) | |
| dangerous(adjective, bad, evil, offensive, cruel) | |
| bad(adjective, mean, wrong, evil, harsh) | |
| baleful(adjective, mean, bad, evil, nasty) | |
| evil(adjective, mean, bad, wrong, nasty) | |
| hurtful(adjective, mean, bad, wrong, evil) | |
| virulent(adjective, help, mean, bad, evil) | |
| damaging(adjective, mean, bad, wrong, evil) | |
| malignant(adjective, help, mean, bad, evil) | |
| mephitic(adjective, bad, evil, offensive, corrupt) |
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| APA | Smart Define. (2015). noxious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/noxious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "noxious thesaurus" https://smartdefine.org/noxious/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, noxious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/noxious/thesaurus/synonyms>. |
| MLA | Smart Define. "noxious thesaurus" 17 July 2015. Web. 21 September 2026. <https://smartdefine.org/noxious/thesaurus/synonyms> |