Fyrra
Bosworth & Toller Anglo-Saxon Old English Dictionary - fyrra
According to the Old English Dictionary:
firra,
- fyrra
- m; fyrre, firre, f. n. adj. [comp. of feor; ad q.v.] Farther; ultĕrior :-- He ge-eóde ða fyrran Frysan he had overcome the farther Frisians, Bd. 5, 10; S. 624, 3. fyrra