ἐνιέναι
From LSJ
Γύμναζε παῖδας· ἄνδρας οὐ γὰρ γυμνάσεις → Exerce pueros: non exercebis virum → Mit Kindern übe, denn mit Männern ist's zu spät
French (Bailly abrégé)
inf. prés. de ἐνίημι.
Greek > English (Woodhouse Verbs Reversed)
(see also ἔνειμι, ἐνίημι): breed, engender, produce in persons, produce in things, put up a person to speak