προ-βαίνω , part. προβιβα?ς, προβιβῶντι, -α, perf. προβέβηκα, plup. προβεβήκει: go forward, advance, and fig.,
surpass, τινός,
Il. 6.125;
ἄστρα προβέβηκε, are ‘verging low,’
‘forward’ toward their setting, Il. 10.252.