paternal grandfather

From LSJ

ἤτοι ἐμοὶ τρεῖς μὲν πολὺ φίλταταί εἰσι πόληες Ἄργός τε Σπάρτη τε καὶ εὐρυάγυια Μυκήνη → The three cities I love best are Argos, Sparta, and Mycenae of the broad streets

Source

English > Greek (Woodhouse Extra)

πατρὸς πατήρ