67 entries under harmful topic. ×
| hurtful(adjective, bad, offensive, cruel, foul) | |
| venomous(adjective, bad, strong, severe, evil) | |
| adverse(adjective, distressing, injurious, damaging) | |
| jeopardous(adjective, bad, delicate, uncertain, sensitive) | |
| toxic(adjective, injurious, damaging, fatal) | |
| unsound(adjective, severe, delicate, awful, terrible) | |
| virulent(adjective, wicked, rotten, fatal) | |
| nocuous(adjective, cruel, unkind, distressing) | |
| unwholesome(adjective, offensive, foul, disgusting, rotten) | |
| disadvantageous(adjective, cruel, unkind, distressing) | |
| noisome(adjective, bad, evil, offensive, unpleasant) | |
| prejudicial(bad, cruel, unkind, distressing, upsetting) | |
| ruinous(bad, distressing, injurious, deadly) | |
| unhealthful(adjective, offensive, foul, disgusting) | |
| corrupt(injurious, detrimental, noxious, toxic) | |
| iniquitous(adjective, bad, wicked, distressing) | |
| nefarious(adjective, bad, wicked, injurious) | |
| perverse(adjective, wicked, injurious, detrimental) | |
| slanderous(distressing, damaging) | |
| villainous(adjective, wicked, injurious, detrimental) |
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| APA | Smart Define. (2016). dangerous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/dangerous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dangerous thesaurus" https://smartdefine.org/dangerous/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, dangerous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/dangerous/thesaurus/synonyms>. |
| MLA | Smart Define. "dangerous thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/dangerous/thesaurus/synonyms> |