ἀγελάρχης
From LSJ
λέγεις, ἃ δὲ λέγεις ἕνεκα τοῦ λαβεῖν λέγεις → you speak, but you say what you say for the sake of gain (Menander, fr. 776)
English (LSJ)
ου, ὁ, (ἄρχω)
A leader of a flock or herd, Procl. in Cra.p.38 P.; ἀ. ταῦρος Luc.Am.22: generally, leader, captain, Plu.Rom.6; τῶν φιλοσοφίας ἐραστῶν Procl. in Prm.p.526S.:—also ἀγέλ-αρχος, ὁ, dub. l. in Ph.2.144.
German (Pape)
[Seite 11] ὁ (ἄρχω), Heerdenführer, ταῦρος Luc. Amor. 22; Schaarenführer, Plut. Rom. 6; Philo.