Wólbǽrness

According to the Old English Dictionary:

wólbǽrness

e; f. Pestiferousness, destructivity :-- Ic wolde ðæt ða ongeáten, ðe ða tída úres cristendómes leahtriaþ, hwelc mildsung siþþan wæs, siþþan se cristendóm wæs, and hú monigfeald wólbǽrnes ðære worulde ǽr ðæm wæs (with how many kinds of plagues the world was afflicted before Christianity), Ors. 2, I ; Swt. 62, 34. wolbærness