Hóp-gehnást

According to the Old English Dictionary:

es;

hóp-gehnást

n. The dashing together of waves in a bay [?] :-- Bídaþ stille stealc stánhleoþu streámgewinnes hópgehnástes ðonne heáh geþring on cleofu crýdeþ the steep rocks await quietly the strife of the sea, the dash of the waves, when the press of waters towering up crowds on to the cliffs, Exon. 101 b; Th. 384, 13; Rä. 4, 27. [Cf. Icel. hóp a small landlocked bay or inlet: Scot. hope a haven.] hop-gehnast