εἷς οἰωνὸς ἄριστος, ἀμύνεσθαι περὶ πάτρης → the best goal is defending your country
P. and V. καίριος, ἐπίκαιρος, V. εὔκαιρος, αἴσιος.
fitting: P. and V. σύμμετρος, πρέπων, προσήκων; see fitting.
mature: P. and V. ὡραῖος.
