Wál

According to the Old English Dictionary:

(?)

wál

some part of a helmet [cf. M. H. Ger. wæl, wæle contrivance for fastening the crest of a helmet] :-- Ymb ðæs helmes hróf heáfodbeorge wírum bewunden wál an útan (walan utan, MS.) heóld about the helm's top a 'wál' wire-girt guarded on the outside the head's defence (i.e. the helmet), Beo. Th. 2067; B. 1031. wal