ἀμετάκλαστος
From LSJ
πρὸ τελευτῆς μὴ μακάριζε μηδένα, καὶ ἐν τέκνοις αὐτοῦ γνωσθήσεται ἀνήρ → Count no man blessed before his end; a man will be recognized in his offspring. (Ecclesiasticus 11:28)
English (LSJ)
ον,
A not to be broken, inflexible, τὸ ἀ. τῆς γνώμης X.Ep.1.2.
German (Pape)
[Seite 122] unbeugsam, τὸ τῆς γνώμης ἀμ., Beharrlichkeit in der Gesinnung, Xen. En. 1. 2.