köken: Etymology tree French porte Proto-Indo-European *bʰleh₃-der. Proto-Indo-European *bʰolh₃yom? Proto-Indo-European *dʰelh₁-der. Proto-Indo-European *dʰolh₁yom? Proto-Italic *foljom Classical Latin folium Late Latin folia Old French fueille Middle French feuille French feuille French portefeuille From porte (“carry”, third person singular indicative) + feuille (“sheet, paper”). Cognate with Italian…