Synonyms of pestiferous

2 Syllables
piller, deadliest, deadlier, wreckful, septic, toxic, harmful, heeler, noxious, catching, deadly
3 Syllables
hateable, pernicious, loathsome, corrupting, diseased, infectious, toxicant, obnoxious, poisonous, pestilent, contagious, noisome, miasmatic, unhealthy, virulent, hateful
4 Syllables
infestive, lethiferous, epizootic, transmissible, pestilential, impartible, inconvenient, incommodious, bothersome, troublesome, destructive, mephitical, discommodious
5 Syllables
extirpative, insalutary, inoculable
6 Syllables
eradicative