15 entries under lethal topic. ×

20
fatal(adjective, hurt, ruin, fail, damage)
15
deadly(adjective, ruin, fail, damage, collapse)
15
pernicious(adjective, hurt, ruin, fail, damage)
14
baneful(adjective, hurt, fail, damage, harm)
11
baleful(adjective, ruin, fail, damage, collapse)
8
injurious(adjective, ruin, damage, violent, cruel)
6
harmful(adjective, hurt, damage, harm, violent)
6
noxious(adjective, fail, damage, collapse, violent)
5
pestiferous(adjective, violent, cruel, harmful, injurious)
5
pestilential(adjective, violent, cruel, harmful, injurious)
4
internecine(adjective, violent, cruel, harmful, killing)
4
mortal(adjective, violent, cruel, harmful, killing)
4
deleterious(adjective, violent, cruel, harmful, injurious)
0
toxic(adjective, violent, cruel, harmful, injurious)
-3
venomous(adjective, violent, cruel, harmful, injurious)
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APASmart Define. (2016). suicidal thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/suicidal/thesaurus/synonyms
ChicagoSmart Define. 2016. "suicidal thesaurus" https://smartdefine.org/suicidal/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, suicidal thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/suicidal/thesaurus/synonyms>.
MLASmart Define. "suicidal thesaurus" 6 January 2016. Web. 21 September 2026. <https://smartdefine.org/suicidal/thesaurus/synonyms>