ὄστινος
From LSJ
εἰς τὴν ἀγορὰν χειροτονεῖτε τοὺς ταξιάρχους καὶ τοὺς φυλάρχους, οὐκ ἐπὶ τὸν πόλεμον → you elect taxiarchs and phylarchs for the marketplace not for war
English (LSJ)
η, ον, (ὀστέον) Att. form of ὀστέϊνος (q. v.) acc. to Poll.2.232, Phot., found in Arist.PA692b18 codd., Gal.18(1).237; τὰ ὄστινα
A bone-pipes, ὀστίνοις φυσᾶν Ar.Ach.863 (spoken by a Boeotian).