THESAURUS
toxicity
balefulness, banefulness, communicability, contagiousness, deadliness, destructiveness, detrimentalness, harmfulness, hurtfulness, infectiousness, infectivity, injuriousness, lethality, malignance, malignancy, malignity, mischievousness, noisomeness, noxiousness, ominousness, perniciousness, poison, poisonousness, unhealthiness, venom, venomousness, viciousness, virulence, virulency
ROGET THESAURUS
toxicity
Insalubrity
N
insalubrity, unhealthiness, nonnaturals, plague spot, malaria, death in the pot, contagion,
toxicity, insalubrious, unhealthy, unwholesome, noxious, noisome, morbific, morbiferous, mephitic, septic, azotic, deleterious, pestilent, pestiferous, pestilential, virulent, venomous, envenomed, poisonous, toxic, toxiferous, teratogenic, narcotic, contagious, infectious, catching, taking, epidemic, zymotic, epizootic, innutritious, indigestible, ungenial, uncongenial, deadly.