Un-wiþerweardlic

According to the Old English Dictionary:

un-wiþerweardlic

adj. Not in opposition, in union, united :-- Hié ealle cumað tó Críste on þám heofonlican wuldre, and hié ðonne onginnaí singan Drihtne níwne sang swíðe unwiðerweardlicum stefnum, Nap. 66. un-wiþerweardlic