ἐπισχετέον
From LSJ
οὕτω τι βαθὺ καὶ μυστηριῶδες ἡ σιγὴ καὶ νηφάλιον, ἡ δὲ μέθη λάλον → silence is something profound and mysterious and sober, but drunkenness chatters
English (LSJ)
(ἐπέχω)
A one must refrain, Pl.Phdr.272a. II one must check, ἱδρῶτας ῥυπισμοῖς (leg. ῥιπ.) Herod.Med.inRh.Mus.58.100.
Greek (Liddell-Scott)
ἐπισχετέον: ῥηματ. ἐπίθετον τοῦ ἐπέχω, δεῖ ἐπέχειν, Πλάτ. Φαῖδρ. 272Α.
Russian (Dvoretsky)
ἐπισχετέον: adj. verb. к ἐπέχω.