διακυβιστάω
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)
A throw head over heels, Suid.
Spanish (DGE)
lanzarse a través de, precipitarse por τὸν ἀέρα Gr.Nyss.Ep.20.18.