ἐμβυθίζω
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 cause to sink to the bottom, Plu.2.981a (Pass.).
German (Pape)
[Seite 807] in die Tiefe versenken, Plut. sol. an. 31.