Where does “Flügelfenster” come from?

Flügelfenster (German) comes from German Flügel, from Middle High German vlügel, from Old Dutch flugil, from Proto-Germanic flugilaz, from Proto-Germanic fleuganą, from Proto-Indo-European plewk-, from Proto-Indo-European plew- — to fly, flow, run.

Flügelfenster (German): casement window window with hinges on the side, opening inward or outward

Definitions

  1. casement window window with hinges on the side, opening inward or outward

Ancestry of “Flügelfenster”, step by step

Flügelfenster traces back through two separate lines of ancestry.

via German Flügel

StepLanguageWordMeaning
1GermanFlügelwing; grand piano
2Middle High Germanvlügel
3Old Dutchflugil
4Proto-Germanicflugilazwing
5Proto-Germanicfleuganąto fly
6Proto-Indo-Europeanplewk-to fly, flow, run; to splash, to flap with hands
7Proto-Indo-Europeanplew-to fly, flow, run

via German Fenster

StepLanguageWordMeaning
1GermanFensterwindow; time frame
2Middle High Germanvensterwindow
3Old High Germanfenstarwindow
4Proto-West Germanic*fenestrwindow
5Latinfenestraa window, an opening for light; a breach; a...
6Etruscan*𐌚𐌍𐌄𐌔𐌕𐌓𐌀
Every word from Proto-Indo-European plew-