ἀρρενόομαι
From LSJ
Ἡ μωρία δίδωσιν ἀνθρώποις κακά → Inepta mens hominibus impertit mala → Die Torheit gibt den Menschen Unglück zum Geschenk
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.