закаленный

From LSJ

τά γε μὰν λίνα πάντα λελοίπει ἐκ Μοιρᾶν → but all the thread granted him by the Fates had run out

Source

Russian > Greek

ὀπτός, στομωτός, διάπονος, δυσάλωτος, δυσπαθής, ἐχυρός