διαναυμαχεῖν

From LSJ

Ἴσος ἴσθι πᾶσι, κἂν ὑπερέχῃς τῷ βίῳ → Quamvis superior sorte, da te aequum omnibus → Sei allen gleich, auch wenn du reicher bist

Menander, Monostichoi, 257

Greek > English (Woodhouse Verbs Reversed)

(see also διαναυμαχέω): engage in a sea fight, fight a sea battle

Lexicon Thucydideum

navali proelio decertare, to fight a naval battle, 7.60.2. 8.27.1. 8.78.1 [ubi Vat. where Vatican manuscript ναυμ.]. 8.79.1. Ib. there. 6 [Vat. iterum Vatican again ναυμ.]. 8.83.3.