pestilential Synonyms

pestiferous pestilent plaguey noxious noisome mortal mephitic malignant malign maddening lethal irritating irksome insalutary pernicious pesky transmittable plaguelike virulent vexatious vexing venomous troublesome transmissible toxic tiresome stinking poisonous injurious infuriating defiling deadly dangerous contaminating contagious communicable catchable catching bubonic bothersome baneful annoying deleterious destructive detrimental infective infectious impartible hurtful harmful