ἀδυσωπήτως

From LSJ

ἀμήχανον τέχνημα καὶ δυσέκδυτον → unmanageable garment which he could not strip off

Source

Russian (Dvoretsky)

ἀδῠσωπήτως: бесстыдно (ἀναιδῶς καὶ ἀ. Plut.).

Spanish

impúdicamente, pacientemente, con descaro