Where does “Glastür” come from?

Glastür (German) comes from German tür, from Old High German turi, from Proto-West Germanic *dur, from Proto-Germanic *durz, from Proto-Indo-European dʰwṓr, from Proto-Indo-European dʰwer- — door.

Glastür (German): glass door

Definitions

  1. glass door

Ancestry of “Glastür”, step by step

Glastür traces back through two separate lines of ancestry.

via German tür

StepLanguageWordMeaning
1Germantürdoor rigid plane on a hinge
2Old High Germanturidoor
3Proto-West Germanic*durdoor, hatch, flap
4Proto-Germanic*durz—
5Proto-Indo-Europeandʰwṓrdoor
6Proto-Indo-Europeandʰwer-door

via German glas

StepLanguageWordMeaning
1Germanglasglass
2Old High Germanglas—
3Proto-West Germanicglasglass
4Proto-Germanicglasąglass
5Proto-Indo-Europeanǵʰel-to shine, glimmer, glow; to shimmer, gleam;...
Every word from Proto-Indo-European dʰwer- →Every word from Proto-Indo-European dʰwṓr →Every word from Proto-Germanic *durz →