πατρῴας (patroas)
πατρῴας is an Ancient Greek form of πατρῷος, meaning “of one's father, ancestral”. It is the genitive singular feminine adjective.
Found 100 times in the Ancient Greek texts on Socratos.
Where it is used
Diogenes Laertius, Vitae philosophorum 7.7.181: … ὡς πεντακοσίους γράφοι στίχους ἡμερησίους. Ἑκάτων δέ φησιν ἐλθεῖν αὐτὸν ἐπὶ φιλοσοφίαν, τῆς οὐσίας αὐτοῦ τῆς πατρῴας εἰς τὸ βασιλικὸν ἀναληφθείσης.
All forms of πατρῷος (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.