Synonyms and related words :
catching, communicable, contagious, deadly, destructive, endemic, envenomed, epidemial, epidemic, epiphytotic, epizootic, infective, inoculable, irresistible, malign, malignant, mephitic, miasmal, miasmatic, miasmic, noxious, pandemic, pestiferous, pestilent, pestilential, poisonous, sporadic, spreading, sympathetic, taking, toxic, toxicant, toxiferous, transmissible, venenate, veneniferous, venenous, venomous, virulent, zymotic