Eástan

According to the Old English Dictionary:

eásten;

eástan

adj. East; orientālis:-- Eástan súþan wind south-east wind; vulturnus, Ælfc. Gl. 54; Som. 66, 86; Wrt. Voc. 36, 12. Norþan eástan wind eurus, euroauster, 54; Som. 66, 87; Wrt. Voc. 36, 13. Eásten wind subsōlānus, 54; Som. 66, 82; Wrt. Voc. 36, 8. ea-stan,eastan