NOX'IOUSNESS, noun 1. Hurtfulness; the quality that injures, impairs or destroys; insalubrity; as the noxiousness of foul air. 2. The quality that corrupts or perverts; as the noxiousness of doctrines. Noy, noyance, noyer, noyful, noyous, noysance. [See Annoy and Nuisance.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI