aggravating, annoying, bad, bad for, baneful, bothering, bothersome, catching, communicable, contagious, contaminated, deadly, destructive, disturbing, endemic, envenomed, epidemial, epidemic, epiphytotic, epizootic, exasperating, foul, galling, harassing, harmful, importunate, importune, infectious, infective, injurious, inoculable, insalubrious, insanitary, irking, irksome, irritating, malign, malignant, mephitic, miasmal, miasmatic, miasmic, morbific, noisome, noxious, pandemic, pathogenic, peccant, pesky, pestering, pestilent, pestilential, plaguesome, plaguey, plaguing, poisonous, polluted, provoking, septic, sporadic, spreading, tainted, taking, teasing, tiresome, tormenting, toxic, toxicant, toxiferous, troublesome, troubling, unhealthful, unhealthy, unhygienic, unsanitary, unwholesome, venenate, veneniferous, venenous, venomous, vexatious, vexing, virulent, wearisome, worrisome, worrying, zymotic