Webster's Revised Unabridged Dictionary · 1913

Pestiferous

Pestiferous , adjective

[Latin pestiferus, pestifer; pestis pest + ferre to bear: compare French pestifère.]

1.
Pest-bearing; pestilential; noxious to health; malignant; infectious; contagious; as, pestiferous bodies.
Poor, pestiferous creatures begging alms. — Evelyn
Unwholesome and pestiferous occupations. — Burke
2.
Noxious to peace, to morals, or to society; vicious; hurtful; destructive; as, a pestiferous demagogue.
Pestiferous reports of men very nobly held. — Shakespeare