Ealde-fæder

According to the Old English Dictionary:

ealde-fæder

a grandfather. Cf. eald, VI a :-- On Arcestrates cyne-ríce his ealdefeder. Ap. Th. 28, 9. Se cing Eádmund ys bebyrged mid his ealdefæder Eádgáre, Chr. 1016; P. 153, 22. [On Willelmes kinges dege mínes furþur ealdefader, and Henrices (Henry I) kinges mines (Henry II) ealdefader, Angl. vii. 220, 8. He wes Mærwales fader, Mildburȝe aldefader, Laym. 31009. Of hir fadir and of hir eldefadir. Chauc. Boeth. 40, 1042. O. Frs. aide-, ald-fader.] ealde-fæder