81 entries under deadly topic. ×
| fatal(adjective, bad, evil, property, live) | |
| lethal(adjective, bad, evil, property, live) | |
| deathly(adjective, live, dangerous) | |
| terminal(adjective, final) | |
| poisonous(adjective, property, harmful, dangerous) | |
| dire(adjective, awful, terrible, horrible, afraid) | |
| malignant(adjective, property, dangerous, diseased) | |
| baneful(adjective, bad, evil, harmful, injurious) | |
| destructive(adjective, dangerous, injurious, devastating) | |
| monstrous(adjective, awful, terrible, horrible, afraid) | |
| ruthless(adjective, mean, severe, harsh, cruel) | |
| grievous(adjective, awful, terrible, horrible, afraid) | |
| killing(adjective, property) | |
| murderous | |
| pernicious(adjective, bad, evil, grave, harmful) | |
| terrible(adjective, dangerous) | |
| unrelenting(adjective, mean, severe, harsh, cruel) | |
| bitter | |
| extreme | |
| merciless(adjective, mean, harsh, cruel, determined) |
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| APA | Smart Define. (2016). mortal thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/mortal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "mortal thesaurus" https://smartdefine.org/mortal/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, mortal thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/mortal/thesaurus/synonyms>. |
| MLA | Smart Define. "mortal thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/mortal/thesaurus/synonyms> |