ἐπίτονος
From LSJ
Εὑρεῖν τὸ δίκαιον πανταχῶς οὐ ῥᾴδιον → Difficile inventu est iustum, ubi ubi quaesiveris → Zu finden, was gerecht ist, ist durchaus nicht leicht
English (LSJ)
ον,
A on the stretch, strained, intense, D.S.10.17 ; of sound, Philostr.VS1.25.7. II ἐπίτονος (sc. ἱμάς), ὁ, a rope for stretching or tightening, back-stay of a mast (opp. πρότονος), ἐπ' αὐτῷ [ἱστῷ] ἐπίτονος βέβλητο, βοὸς ῥινοῖο τετευχώς Od.12.423 (a στίχος ἀκέφαλος). 2 ἐπίτονοι, οἱ, the great sinews of the shoulder and arm, Pl.Ti.84e, Arist.HA515b9 (sg.) ; νεύρων ἐπίτονοι Pl.Lg.945c.