ἑξηκονταετής
From LSJ
οὐκ ἔστι λέουσι καὶ ἀνδράσιν ὅρκια πιστά → there are no pacts between lions and men, between lions and men there are no oaths of faith, there can be no covenants between men and lions
German (Pape)
[Seite 881] Hippocr., zsgzg. ἑξηκοντούτης, ές, sechzigjährig, Plat. Legg. VI, 755 a VII, 812 b a. Sp.