πλατυντέον
From LSJ
πολλὰ μεταξὺ πέλει κύλικος καὶ χείλεος ἄκρου → there is many a slip twixt cup and lip, there's many a slip twixt cup and lip, there's many a slip 'twixt cup and lip, there's many a slip twixt the cup and the lip, there's many a slip 'twixt the cup and the lip
English (LSJ)
one must extend, X.Eq.Mag.4.3.
Greek (Liddell-Scott)
πλατυντέον: ῥημ. ἐπίθ. τοῦ πλατύνω, δεῖ πλατύνειν, Ξεν. Ἱππαρχ. 4, 3.
Greek Monotonic
πλατυντέον: ρημ. επίθ., αυτό που πρέπει να διαπλατυνθεί, σε Ξεν.