a.
1.
Pestilential, infectious, contagious, pest-bearing, infected, malignant, morbific.
2.
Noxious, mischievous, venomous, malignant, vexatious, troublesome, malign, injurious, destructive.
PESTIFEROUS
Meaning of PESTIFEROUS in English
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012