84 entries under harmful topic. ×
| viperous(adjective, malicious, venomous) | |
| iniquitous(bad, distressing, damaging, deadly) | |
| peccant | |
| abusive(distressing, damaging) | |
| chancy(injurious, detrimental) | |
| degenerate(injurious, detrimental) | |
| degrading(injurious, detrimental) | |
| demoralizing(injurious, detrimental) | |
| insalutary(offensive, foul, disgusting, toxic) | |
| insanitary(injurious, detrimental) | |
| insulting(distressing, damaging) | |
| jeopardous(injurious, detrimental) | |
| libeling(distressing, damaging) | |
| nefarious(bad, injurious, deadly, hurtful) | |
| negative(injurious, detrimental) | |
| nocent(distressing, damaging) | |
| opprobrious(distressing, damaging) | |
| perverse(threatening, injurious, menacing, ominous) | |
| sickly(offensive, foul, disgusting, toxic) | |
| unconducive(distressing, damaging) |
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Poisonous on
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| APA | Smart Define. (2015). poisonous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/poisonous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "poisonous thesaurus" https://smartdefine.org/poisonous/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, poisonous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/poisonous/thesaurus/synonyms>. |
| MLA | Smart Define. "poisonous thesaurus" 19 August 2015. Web. 29 September 2026. <https://smartdefine.org/poisonous/thesaurus/synonyms> |