κενοφροσύνη
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)
and κενό-φρων, v. κενεοφρ-.
German (Pape)
[Seite 1417] ἡ, übler Sinn, leerer Wahn; Plut. Ages. 37; Phot. erkl. ματαιοφροσύνη.