Eá-spring

According to the Old English Dictionary:

ǽ-spring, es;

eá-spring

n. A water-spring, fountain; ăquæ fons, fons:-- Ðæt Cúþbyrhtus án eáspring of drigre eorþan up gelǽdde ut Cudberct fontem de arente terra produxĕrit, Bd. 4, 28; S. 605, 6. ea-spring