Æf-grynde

According to the Old English Dictionary:

, es;

æf-grynde

n. An abyss:-- Þīne dōmas synt swā deópe swā swā æfgrynde judicia tua abyssus multa, Ps. Th. 35, 6. [O. H. Ger. ab-grunti; n. abyssus. Cf. Goth. af-grundiþa an abyss.] æf-grynde