κορυφαγενής
From LSJ
ὀλιγαρχία δὲ τῶν μὲν κινδύνων τοῖς πολλοῖς μεταδίδωσι͵ τῶν δ΄ ὠφελίμων οὐ πλεονεκτεῖ μόνον, ἀλλὰ κτλ. → But an oligarchy gives the many a share of the danger, and not content with the largest part takes and keeps the whole of the profit (Thucyd. 6.39)
English (LSJ)
ές,
A head-born, prop. epith. of Athena: in Pythag. philosophy, of an equilat. triangle, like Τριτογένεια 11, Plu.2.381f.