ἀγκτήρ
From LSJ
τους φίλους λόγων τέχναιν επαίδευσας → Using 2 artifices, you educated (taught) those who love rhetoric.
English (LSJ)
ῆρος, ὁ
A, (ἄγχω) instrument for closing wounds, Cels.5.26, Plu.2.468c, Heliod. ap. Orib.44.10.4, Gal.1.385. 2 part of the throat, Poll.2.134, Hsch. 3 in pl., bonds, Procl. in Euc.20.25F.: metaph., τῆσνλης Id. in R.2.150 K., prob. in Alc.p.41c. 4 bandage, Heliod. ap. Orib.48.28.5. ἀγκτηριάζω, bind with an ἀγκτήρ, Critoap.Gal.13.878.