Where does “westdeutsch” come from?

westdeutsch (German) comes from German Deutsch, from Old High German diutsch, from Old High German diutisc, from Proto-West Germanic þiudisk, from Proto-Germanic þiudiskaz, from Proto-Germanic þeudō, from Proto-Indo-European tewtéh₂, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

westdeutsch (German): western German

Definitions

  1. western German

Ancestry of “westdeutsch”, step by step

westdeutsch traces back through two separate lines of ancestry.

via German Deutsch

StepLanguageWordMeaning
1GermanDeutschGerman
2Old High Germandiutsch
3Old High GermandiutiscAlternative form of diutisk; popular, vernacular;...
4Proto-West Germanicþiudiskof the people, popular, vernacular
5Proto-Germanicþiudiskazof the people, popular; of the tribe
6Proto-Germanicþeudōpeople, tribe
7Proto-Indo-Europeantewtéh₂people, tribe
8Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via German West

StepLanguageWordMeaning
1GermanWestthe west; a wind coming from the west
2Middle High Germanwestwest
3Old High Germanwestwestward
4Proto-Germanicwestrąwest; west, westward
5Proto-Germanicwestrazwest, western
6Proto-Indo-Europeanwek(ʷ)sperosevening
7Proto-Indo-Europeanwe-
Every word from Proto-Indo-European tewh₂-