THESAURUS
harmfulness
air, badness, balefulness, banefulness, bitchiness, contamination, cussedness, deadliness, detrimentalness, devilment, devilry, deviltry, evil intent, hatefulness, health hazard, hurtfulness, iniquitousness, injuriousness, insalubriousness, insalubrity, invidiousness, lethality, maleficence, malice, malice aforethought, malice prepense, maliciousness, malignance, malignancy, malignity, meanness, menace to health, mischievousness, nastiness, noise pollution, noisomeness, noxiousness, ominousness, orneriness, pathenogenicity, perniciousness, poisonousness, pollution, toxicity, unhealthfulness, unhealthiness, unsalutariness, unwholesomeness, venomousness, viciousness, virulence, water, wickedness