καταπηδάω
From LSJ
συνετῶν μὲν ἀνδρῶν, πρὶν γενέσθαι τὰ δυσχερῆ, προνοῆσαι ὅπως μὴ γένηται· ἀνδρείων δέ, γενόμενα εὖ θέσθαι → it is the part of prudent men, before difficulties arise, to provide against their arising; and of courageous men to deal with them when they have arisen
English (LSJ)
A leap down, ἀπὸ τοῦ ἵππου X.Cyr.7.1.38, cf. LXXGe.24.64, BGU1201.12 (i A. D.), Plu.Caes.49; ἐκ τοῦ ἵππου Charito 5.3; ἀφ' ὑψηλῶν Aen.Tact.22.19.
German (Pape)
[Seite 1369] (s. πηδάω), herabspringen; ἀπὸ τοῦ ἵππου Xen. Cyr. 7, 1, 38; Plut. Caes. 49; ἐκ τοῦ ἵππου Charit. 5, 3.