Ἔπεχε

[Meaning] persist, maintain, guard.¹
"Plato, in the case of the things he understands, makes a declaration and refutes the false utterly, but concerning unclear matters he holds back."² "Arkesilaos the philosopher, because of holding back while promenading,³ wrote no book at all."⁴
Also [sc. attested is transitive] e)pe/xw ["I hold back/restain"]; [used] with an accusative. But [sc. middle-voice] e)pe/xomai ["I prevail over"] [is used] with a genitive. "And the hand prevails over the wicked painter."⁵