Eald-gestreón

According to the Old English Dictionary:

es:

eald-gestreón

n. An old treasure; antīquus thēsaurus :-- Ic ðé ða fǽhðe leánige ealdgestreónum I will recompense thee for the strife with old treasures, Beo. Th. 2766; B. 1381: Beo. Th. 2921; B. 1458: Exon. 31 a; Th. 96, 8; Cri. 1571. eald-gestreon