Now rare. [f. VENOM sb. + -NESS.] Venomousness.
1543. Traheron, Vigos Chirurg., II. iv. 21. Than stampe them togyther excepte the Psillium bycause of his venomnisse whych he hath in him.
1648. Hexham, II. Fenijnigheyt, venomnesse, or poison.
1654. Cokaine, Dianea, II. 162. Perceiving the Infanta began to shew signes of the venomnesse of the poyson.
1886. B. Roosevelt, Copper Queen, I. ii. 30. A glittering serpent coiled in arrogant and tortuous venomness.