ἀρρητοποιία

From LSJ

Ἐπηγγείλατο εἰς ἐπανόρθωσιν τῆς πόλεως διὰ τὸ εἶναι ευσεβεστάτη καὶ κηδεμονικὴ. → She pledged herself to the reconstruction of the city because of her being most pious and dutiful.

Source

Spanish (DGE)

-ας, ἡ
práctica de un vicio indecible, acción obscena αἰσχρουργίας καὶ ἀρρητοποιίας Eus.PE 6.6.53, cf. HE 2.13.7, τάς τε τῶν ἀρρένων ἀρρητοποιίας καὶ τὰς τῶν θηλειῶν Basil.Ep.160.3.