1
veneniferous
1
venenous
1
vile
1
worthless
1
wrackful(adjective, harmful, injurious, damaging, deadly)
1
wreckful(adjective, harmful, injurious, damaging, deadly)
0
abandoned(evil, low, corrupt, vicious, debased)
0
abased(evil, low, corrupt, vicious, debased)
0
abscessed
0
abusive(distressing, harmful, damaging)
0
aching(cruel, unkind, upsetting)
0
adversarial
0
adverseness
0
afflictive(cruel, unkind, upsetting)
0
animus
0
asperse
0
assailant
0
azotic
0
bad-natured(adjective, mean, nasty, vicious, wicked)
0
beastly(adjective, mean, nasty, vicious, wicked)
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APASmart Define. (2016). deleterious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deleterious/thesaurus/synonyms
ChicagoSmart Define. 2016. "deleterious thesaurus" https://smartdefine.org/deleterious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, deleterious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deleterious/thesaurus/synonyms>.
MLASmart Define. "deleterious thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/deleterious/thesaurus/synonyms>