προπολεμέω
From LSJ
Αὐτάρκης ἔσῃ, ἂν μάθῃς τί τὸ καλὸν κἀγαθόν ἐστι → You will be contented with your lot if you learn what the honourable and good is
English (LSJ)
A make war for or in defence of, τῆς χώρας Isoc.14.33; τῶν ἄλλων Plb.2.48.1, etc.; τισὶ τῆς ἀρχῆς with . . for . ., D.H.6.49; ὑπὲρ [τῆς πόλεως] Pl.R.429b, cf.OGI56.12(Canopus, iii B.C.): abs., οἱ προπολεμοῦντες the guards or defenders of a country, Pl.R.423a; τὸ προπολεμοῦν ib.442b, 547d, Arist.Pol.1279b3; τὸ προπολεμῆσον the body intended to act as guards, ib.1291a7.