διαναυμαχέω
From LSJ
χρὴ τῶν ἀγαθῶν διακναιομένων πενθεῖν ὅστις χρηστὸς ἀπ' ἀρχῆς νενόμισται → when a good man is hurt, all who would be called good must suffer with him | when good men are being dragged down, anyone with worthy credentials must feel their pain | when the noble are afflicted, those who all their lives have been deemed loyal must mourn
English (LSJ)
A maintain a sea-fight, Hdt.8.63, Th.8.27; πρός τινα Isoc.4.97.
