Wrǽþu

According to the Old English Dictionary:

(-o);

wrǽþu

indecl. : wrǽþ, e ; f. Wrath, anger :-- Wrǽðo ðín ira tua. Rtl. 11, 1. Hí wǽran intinga ðare wrǽðe ðe wæs betwyx him and ðan cinge, Chr. 1051 ; Erl. 182, 28. Hæfþ eal folc micele wrǽþe æt Gode þurh his ǽnne gilt, þe hé nolde healdan ða þincg. Wulfst. 174, 27. From tóweard wuráðo a futura ira, Mt. Kmbl. Lind. 3, 7. [Icel. reiði.] wræþu