ὀρθοποδέω
From LSJ
οὐ μακαριεῖς τὸν γέροντα, καθ' ὅσον γηράσκων τελευτᾷ, ἀλλ' εἰ τοῖς ἀγαθοῖς συμπεπλήρωται· ἕνεκα γὰρ χρόνου πάντες ἐσμὲν ἄωροι → do not count happy the old man who dies in old age, unless he is full of goods; in fact we are all unripe in regards to time
English (LSJ)
A walk straight or uprightly, Ep.Gal.2.14.
German (Pape)
[Seite 375] grades Weges od. mit graden Füßen gehen, N. T.