ἐκδημέω
From LSJ
τὸ δ' ἐξαίφνης τὸ ἐν ἀναισθήτῳ χρόνῳ διὰ μικρότητα ἐκστάν → suddenly refers to what has departed from its former condition in a time imperceptible because of its smallness
English (LSJ)
A to be abroad, to be on one's travels, Hdt.1.30, S.OT114, etc.; to be in exile, Pl.Lg.864e; εἰς πόλιν PPetr.3p.76. II c. acc., travel through, δύσιν καὶ ἀνατολήν IG14.905.