ἱππομαχέω
From LSJ
οὔτε σοφίας ἐνδείᾳ οὔτ' αἰσχύνης περιουσίᾳ → neither from lack of knowledge nor from superfluity of modesty
English (LSJ)
A fight on horseback, Th.4.124, X.Cyr.6.4.18; ἱ. πρὸς ὁπλίτας to fight, cavalry against infantry, Id.Ages.2.3.
German (Pape)
[Seite 1260] zu Pferde kämpfen, Xen. Cyr. 6, 4, 18.