διακυβιστάω
From LSJ
τὸν θάνατον τί φοβεῖσθε, τὸν ἡσυχίης γενετῆρα, τὸν παύοντα νόσους καὶ πενίης ὀδύνας → why fear ye death, the parent of repose, who numbs the sense of penury and pain
English (LSJ)
A throw head over heels, Suid.
Spanish (DGE)
lanzarse a través de, precipitarse por τὸν ἀέρα Gr.Nyss.Ep.20.18.