8
viciousness(noun, disaster, bitterness, malevolence, venom)
7
harshness(noun, pain, speech, hatred, resentment)
7
hostility(noun, pain, anger, violence, opposition)
7
lethality(noun, loss, disaster, death, casualty)
7
noxiousness(noun, loss, disaster, death, casualty)
7
pique(noun, hurt, passion, rise, dispute)
7
severity(noun, sharpness, acerbity, acidity, mordancy)
7
violence(noun, forcefulness, aggressiveness, belligerency, combativeness)
6
asperity(noun, pain, speech, resentment, hostility)
6
deadliness(noun, loss, disaster, death, casualty)
6
hurtfulness(noun, bitterness, malevolence, inexpedience, venom)
6
ill will(noun, expression, idiom, hurt, passion)
6
mortality(noun, loss, disaster, death, casualty)
6
poison(noun, bane, toxin)
6
spleen(noun, anger, violence, opposition, hatred)
6
vehemence(noun, hurt, passion, rise, rage)
5
animus(noun, hurt, passion, rise, anger)
5
grudge(noun, hurt, passion, rise, anger)
5
rankling(resentment, malevolence)
5
spitefulness(noun, hatred, resentment, hostility, antagonism)
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APASmart Define. (2015). virulence thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/virulence/thesaurus/synonyms
ChicagoSmart Define. 2015. "virulence thesaurus" https://smartdefine.org/virulence/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, virulence thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/virulence/thesaurus/synonyms>.
MLASmart Define. "virulence thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/virulence/thesaurus/synonyms>