διάθυρον

From LSJ

εἷς οἰωνὸς ἄριστος, ἀμύνεσθαι περὶ πάτρης → the best goal is defending your country

Source

Spanish (DGE)

-ου, τό
portillo, puertecilla que se colocaba en la puerta de entrada, Vitr.6.7.5.