ἐπιστενάζω
From LSJ
ἀγαθοὶ δὲ ἐγένοντο διὰ τὸ φῦναι ἐξ ἀγαθῶν → they were virtuous because they were sprung from virtuous men, virtuous they were because they were sprung from men of virtue
English (LSJ)
A groan over, τινί A. Pers.727 (troch.), Plu.Brut.51, etc.: abs., E.IT283.