υἱοθετέω
From LSJ
γυναικόφρων γὰρ θυμὸς ἀνδρὸς οὐ σοφοῦ → it's an unwise man who shows a woman's spirit
English (LSJ)
A adopt as a son, PLips.28.22 (iv A. D.), Cat. Cod.Astr.6.68 (both Pass.).
German (Pape)
[Seite 1176] zum Sohne annehmen, adoptiren, N. T. u. a. Sp.