οἰκείου (oikeiou)
οἰκείου is an Ancient Greek form of οἰκεῖος, meaning “of the household; one's own”. It is the genitive singular neuter adjective.
Found 111 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 4.64.5: τάδε γὰρ ποιοῦντες ἔν τε τῷ παρόντι δυοῖν ἀγαθοῖν οὐ στερήσομεν τὴν Σικελίαν, Ἀθηναίων τε ἀπαλλαγῆναι καὶ οἰκείου πολέμου, καὶ ἐς τὸ ἔπειτα καθ’ ἡμᾶς αὐτοὺς ἐλευθέραν νεμούμεθα καὶ ὑπὸ ἄλλων ἧσσον ἐπιβουλευομένην.’
Julian, Emperor of Rome, Epistolae 78.3·2: … λὰ καὶ γράφε συνεχῶς καὶ τοῖς παρὰ σαυτοῦ καλοῖς ἑστιᾶν μὴ κατόκνει. κἂν ἐλλίπωμεν, αὐτὸς ἑκατέρου τὴν χρείαν οἰκειοῦ, καὶ ὧν δίδως καὶ ὧν ἀνθ’ ἡμῶν τὸ ἴσον πρεσβεύεις. πρέπει δὲ Ἑρμοῦ λογίου μαθητήν, εἰ δὲ βούλει καὶ τρόφιμον …
All forms of οἰκεῖος (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.