- Definitions|2
- Thesaurus|215
- Abbreviations|0
| poison(noun, adjective, help, substance, death) | |
| poisonous(adjective, help, harmful) | |
| toxic(adjective, help, poisonous) | |
| venomous(adjective, help, hateful, poisonous) | |
| virulent(adjective, help, poisonous, lethal) | |
| deadly(adjective, poisonous) | |
| baneful(adjective, poisonous) | |
| destructive(adjective, poisonous) | |
| malignant(adjective, poisonous) | |
| toxin(noun, poison) | |
| venom | |
| mephitic(adjective, help, poisonous) | |
| mephitical(adjective, help, poisonous) | |
| noxious(adjective, poisonous) | |
| vicious(adjective, poisonous) | |
| poisonous substance(noun, expression, idiom) | |
| bad(adjective, informal, poisonous) | |
| bane | |
| contagious | |
| dangerous(adjective, poisonous) |
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| APA | Smart Define. (2015). toxicant thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/toxicant/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "toxicant thesaurus" https://smartdefine.org/toxicant/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, toxicant thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/toxicant/thesaurus/synonyms>. |
| MLA | Smart Define. "toxicant thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/toxicant/thesaurus/synonyms> |