ἐπισχετέον
From LSJ
ἑτέρως ἠδύνατο βέλτιον ἢ ὡς νῦν ἔχει κατεσκευάσθαι → otherwise they could have been constructed better than they are now (Galen, On the use of parts of the body 4.143.1 Kühn)
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.