49 entries under unsafe topic. ×
| lethal(adjective, bad, evil, risky, dangerous) | |
| painful(adjective, bad, severe, offensive, awful) | |
| calamitous(adjective, severe, awful, terrible, wicked) | |
| risky(adjective, severe, rude, awful, terrible) | |
| pestiferous(adjective, bad, injurious, damaging, deadly) | |
| cataclysmic(adjective, dreadful, unfortunate, injurious, damaging) | |
| hazardous(adjective, risky, dangerous, injurious) | |
| menacing(adjective, risky, threatening, dangerous, injurious) | |
| dire(adjective, severe, awful, terrible, dreadful) | |
| consumptive(adjective, injurious, damaging, deadly, destructive) | |
| perilous(adjective, risky, dangerous, injurious) | |
| pestilential(adjective, injurious, damaging, deadly, destructive) | |
| threatening(adjective, risky, dangerous, menacing) | |
| internecine(adjective, violent, cruel, injurious, damaging) | |
| precarious(adjective, risky, dangerous) | |
| difficult(unpleasant, risky, dangerous) | |
| murderous(adjective, bad, offensive, violent, foul) | |
| touchy(risky, dangerous) | |
| chancy(risky, dangerous, injurious, detrimental) | |
| dicey(risky, dangerous) |
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| APA | Smart Define. (2016). harmful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/harmful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "harmful thesaurus" https://smartdefine.org/harmful/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, harmful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/harmful/thesaurus/synonyms>. |
| MLA | Smart Define. "harmful thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/harmful/thesaurus/synonyms> |