Where does “gui” come from?

gui (French) comes from Middle French guy, from Old French Gui, from Old High German Wido, from Proto-Germanic widuz, from Proto-Indo-European widʰu- — forest, wood; tree, beam.

gui (French): mistletoe; spar

Definitions

  1. mistletoe; spar

Ancestry of “gui”, step by step

gui traces back through two separate lines of ancestry.

via Middle French guy

StepLanguageWordMeaning
1Middle Frenchguy—
2Old FrenchGui—
3Old High GermanWido—
4Proto-Germanicwiduzwood
5Proto-Indo-Europeanwidʰu-forest, wood; tree, beam

via Dutch giek

StepLanguageWordMeaning
1DutchgiekA boom
Every word from Proto-Indo-European widʰu- →Every word from Proto-Germanic widuz →Every word from Old High German Wido →