289 entries under adjective topic. ×
| toxic(unhealthy, harmful, dangerous, injurious) | |
| harmful(mean, bad, wrong, evil) | |
| foul(mean, bad, wrong, evil) | |
| pernicious(help, mean, bad, nasty) | |
| offensive(bad, evil, nasty, base) | |
| deleterious(mean, bad, wrong, evil) | |
| baneful(help, bad, negative, distressing) | |
| noisome(bad, evil, offensive, rank) | |
| poisonous(mean, bad, nasty, offensive) | |
| destructive(bad, evil, cruel, negative) | |
| injurious(mean, bad, wrong, evil) | |
| disgusting(bad, evil, nasty, offensive) | |
| deadly(help, bad, cruel, unkind) | |
| detrimental(mean, bad, wrong, evil) | |
| nasty(mean, bad, evil, offensive) | |
| unwholesome(offensive, unpleasant, foul, disgusting) | |
| unhealthy(foul, disagreeable, unhealthy, rotten) | |
| vile(mean, bad, wrong, evil) | |
| repulsive(bad, evil, offensive, base) | |
| sickening(bad, evil, offensive, base) |
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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> |