ζευκτήρ
From LSJ
τους φίλους λόγων τέχναιν επαίδευσας → Using 2 artifices, you educated (taught) those who love rhetoric.
English (LSJ)
ῆρος, ὁ,
A one who yokes or joins: hence Adj. ζ. ἱμάντες the straps of the yoke, J.AJ12.4.6, cf. Hsch. s.v. ζεύγλας.
German (Pape)
[Seite 1138] ῆρος, ὁ, der Jochriemen, Hesych.