Etymology
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vedette (n.)
"mounted sentinel placed in advance of an outpost," 1680s, from French vedette (16c.), from Italian (Florentine) vedetta "watch tower, peep hole," probably from vedere "to see," from Latin videre "to see" (from PIE root *weid- "to see"), or else from Latin vigil "watchful, awake," from PIE root *weg- "to be strong, be lively."
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*weg- 
Proto-Indo-European root meaning "to be strong, be lively."

It forms all or part of: awake; bewitch; bivouac; invigilate; reveille; surveillance; vedette; vegetable; velocity; vigil; vigilant; vigilante; vigor; waft; wait; wake (v.) "emerge or arise from sleep;" waken; watch; Wicca; wicked; witch.

It is the hypothetical source of/evidence for its existence is provided by: Sanskrit vajah "force, strength," vajayati "drives on;" Latin vigil "watchful, awake," vigere "be lively, thrive," velox "fast, lively," vegere "to enliven," vigor "liveliness, activity;" Old English wacan "to become awake," German wachen "to be awake," Gothic wakan "to watch."
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