Where does “Nedderdüütsch” come from?

Nedderdüütsch (Low German) comes from Middle Dutch duutsch, from Old Dutch thiudisc, 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.

Nedderdüütsch (Low German): Low German

Definitions

  1. Low German

Ancestry of “Nedderdüütsch”, step by step

Nedderdüütsch traces back through two separate lines of ancestry.

via Middle Dutch duutsch

StepLanguageWordMeaning
1Middle Dutchduutsch
2Old Dutchthiudiscof the people, vernacular
3Proto-West Germanicþiudiskof the people, popular, vernacular
4Proto-Germanicþiudiskazof the people, popular; of the tribe
5Proto-Germanicþeudōpeople, tribe
6Proto-Indo-Europeantewtéh₂people, tribe
7Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via Middle English nedder

StepLanguageWordMeaning
1Middle EnglishnedderAn adder
Every word from Proto-Indo-European tewh₂-Every word from Proto-Indo-European tewtéh₂Every word from Proto-Germanic þeudō