δημαρχέω
From LSJ
αἰὲν ἀριστεύειν καὶ ὑπείροχον ἔμμεναι ἄλλων → always strive for excellence and prevail over others (Iliad 6.208, 11.784)
English (LSJ)
A to be δήμαρχος at Athens, Is.12.11, D.57.26; at Chios, Schwyzer687 A3; or tribune at Rome, App.BC1.2: pf. δεδημάρχηκα Arr.Epict.3.14.12.
German (Pape)
[Seite 561] ein Demarch sein, Dem. 57, 26; bei den Römern, Volkstribun sein, Plut. u. a. Sp.
Greek (Liddell-Scott)
δημαρχέω: εἶμαι δήμαρχος (ἐν Ἀθήναις), Ἰσαῖ. 111. 4, Δημ. 1306. 22· ἤ tribunus ἐν Ρώμῃ Ἀππ. Ἐμφ. 1. 2, κτλ.