ἀρρενόομαι
From LSJ
θαρσεῖν χρὴ φίλε Βάττε: τάχ' αὔριον ἔσσετ' ἄμεινον → you need to be brave, dear Battus; perhaps tomorrow will be better | Take heart, dear Battos! Tomorrow will be better.
English (LSJ)
A become a man, do the duties of one, Luc.Am.19; of a woman, πλέον τῆς φύσεως ἀ. Ph.2.328; φρόνημα ἠρρενωμένον ib.53; Astrol., of stars (cf. ἄρρην), become masculine, Heph.Astr.1.2, Ptol. Tetr.20.
Greek (Liddell-Scott)
ἀρρενόομαι: Παθ. γίνομαι ἀνήρ, ἐκτελῶ τὰ καθήκοντα ἀνδρός, Λουκ. Ἔρωτ. 19, Α. Β. 19: ―τὸ ἐνεργ. καθιστῶ τινα ἀνδρικόν, ἀνδρίζω, ἐπιρρωννύω, Συνεσ. Ἐπιστ. 146, ἐν τῇ ἀρχῇ.
Russian (Dvoretsky)
ἀρρενόομαι: становиться мужчиной, мужать Luc.