Un-geleáfsumness

According to the Old English Dictionary:

e;

un-geleáfsumness

f. Unbelief, infidelity, heathenism :-- Monige on Angelðeóde, mid ðý hí ðágyta on ungeleáfsumnysse (infidelitate) wǽron, Bd. 1, 27; S. 491, 22. un-geleafsumness