ἐκκοπεύς
From LSJ
τὸ λακωνίζειν πολὺ μᾶλλόν ἐστιν φιλοσοφεῖν ἢ φιλογυμναστεῖν → to behave like a Lacedaemonian is much more to love wisdom than to love gymnastics (Plato, Protagoras 342e6)
English (LSJ)
έως, ἡ,
A a knife for excising, Heliod. ap. Orib.44.11.6, Gal. 2.592, prob. in Paul.Aeg.6.88.
German (Pape)
[Seite 764] ὁ, ein Messer zum Ausschneiden, Galen.