πλήξιππος
From LSJ
εἰ μὴ ἦλθον καὶ ἐλάλησα αὐτοῖς, ἁμαρτίαν οὐκ εἶχον → if I had not come and spoken to them, they would not be guilty of sin
English (LSJ)
Dor. πλάξ-, ον,
A striking or driving horses, epith. of heroes, Il.2.104, 4.327, 5.705, Call.Hec.1.4.7; Βοιωτοί Hes.Sc.24; Θήβα Pi.O.6.85; ἱμάσθλη Nonn.D.20.227.