ἡγεμόνευμα
From LSJ
αὐτὸν κέκρουκας τὸν βατῆρα τοῦ λόγου → you have struck the very threshold of the argument, you have struck the most important and chiefmost point
English (LSJ)
ατος, τό,
A leading: but in E.Ph.1492 ἁγεμόνευμα νεκροῖσι, = ἡγεμὼν νεκρῶν, cf. Sch. ad loc.
German (Pape)
[Seite 1149] τό, die Anführung, Leitung, bei Eur. Phoen. 1501 nennt sich Antigone ἁγεμόνευμα νεκροῖσι πολύστονον, Schol. προηγήτειραν τῶν νεκρῶν, in den Tod vorangehend.