εὔληρα
From LSJ
ἔγνω δὲ φώρ τε φῶρα καὶ λύκος λύκον → the thief knows the thief and the wolf knows the wolf, and thief knows thief and wolf his fellow wolf, set a thief to catch a thief
English (LSJ)
ων, τά,
A reins, Il.23.481, Q.S.4.508, 9.156; Dor. αὔληρα Epich.178 (for ἀϝληρα, cf. ἀβληρά Hsch.):—hence εὐληρωσίων (εὐληροσιῶν cod.). πληγῶν, Id. (Cf. ταυληρόντα.)
German (Pape)
[Seite 1078] τά (von εἴλω, nach E. M. u. Schol. Il.), ep. = ἡνία, Zügel, Zaum, Il. 23, 481; Qu. Sm. 4, 508. 9, 156; dor. αὔληρα, Epicharm.
Greek (Liddell-Scott)
εὔληρα: -ων, τά, ἀρχαία Ἐπικ. λέξις ἀβεβαίου ἀρχῆς ἀντὶ τοῦ κοινοῦ ἡνία, ἐν δ’ αὐτὸς ἔχων εὔληρα βέβηκε Ἰλ. Ψ. 481, Κόïντ. Σμ. 4. 508., 9. 156· Δωρ. αὔληρα, Ἐπίχ. παρὰ τῷ Μεγ. Ἐτυμ. 393, καὶ ὡς διάφορος γραφ. ἐν Ἰλ., Ἡσύχ. (Ἴσως ἐκ τῆς αὐτῆς ῥίζης ἐξ ἧς τὸ εὐλή).