223 entries under noun topic. ×

34
toxin(medicine, help, kill, thing)
31
virus(help, disease, thing, substance)
31
venom(verb, medicine, upset, trouble)
29
taint(verb, activity, ruin, disease)
28
contagion(help, disease, substance, taint)
27
infection(disease, substance, taint, death)
25
acrimony(characteristics, states, bane, toxin)
25
contamination(person, disease, clean, substance)
22
pollution(disease, taint, contamination, infection)
20
bane(substance, medicine, thing, agent)
17
illness(disease, infection, virus, contagion)
16
embitteredness(action, process, effect, characteristics)
12
toxicant(adjective, medicine, help, substance)
12
rancour(characteristics, states, phenomena)
11
acrimoniousness(characteristics, states, phenomena)
11
balefulness(action, process, effect)
11
canker(verb, activity, help, ruin)
10
bad influence(expression, action, process, effect)
10
blight(verb, trouble, hurt, ruin)
10
cancer(substance, growth, savage, death)
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APASmart Define. (2016). poison thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/poison/thesaurus/synonyms
ChicagoSmart Define. 2016. "poison thesaurus" https://smartdefine.org/poison/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, poison thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/poison/thesaurus/synonyms>.
MLASmart Define. "poison thesaurus" 19 February 2016. Web. 28 September 2026. <https://smartdefine.org/poison/thesaurus/synonyms>