ἐξαιτιολογέω
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη → The first and best victory is to conquer self.
English (LSJ)
A explain fully, τὸ ὅθεν ὁ φόβος ἐγίνετο ἐ. Epicur.Ep.1p.31U.
German (Pape)
[Seite 865] den Grund aufsuchen u. angeben, D. L. 10, 82.
Greek (Liddell-Scott)
ἐξαιτιολογέω: αἰτιολογῶ, Διογ. Λ. 10. 82.