ἀδελφοποίησις

From LSJ

πικρὸν με ἀπαιτεῖς ἐνοίκιον → you ask too much of me, you demand a bitter rent from me

Source

Spanish (DGE)

-εως, ἡ
adopción como hermano fig. de hombres por Cristo, Ath.Al.M.26.280A.

German (Pape)

das zum Bruder Machen, Sp.