Hwelan
Bosworth & Toller Anglo-Saxon Old English Dictionary - hwelan
According to the Old English Dictionary:
hwylan;
- hwelan
- p. hwæl To roar, bellow :-- Streámwelm hwileþ the surf roars, Andr. Kmbl. 990; An. 495. [Cf. Icel. hvellr a shrill sound; hwellr shrill.]