Áþ-wyrþe

According to the Old English Dictionary:

áþ-wyrþe

adj. Worthy of an oath, worthy of credit; dignus qui juret :-- Gif he áþwyrþe biþ if he be oath-worthy, L. In. 46; Th. i. 130, 14: L. Ed. 3 ; Th. i. 160, 21. aþ-wyrþe