Where does “ostmitteldeutsch” come from?

ostmitteldeutsch (German) comes from German mitteldeutsch, 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 — to swell; to crowd; to be strong.

ostmitteldeutsch (German): East Central German

Definitions

  1. East Central German

Ancestry of “ostmitteldeutsch”, step by step

ostmitteldeutsch traces back through two separate lines of ancestry.

via German mitteldeutsch

StepLanguageWordMeaning
1Germanmitteldeutschcentral German; from or pertaining to any area...
2GermanDeutschGerman
3Old High Germandiutsch
4Old High GermandiutiscAlternative form of diutisk; popular, vernacular;...
5Proto-West Germanicþiudiskof the people, popular, vernacular
6Proto-Germanicþiudiskazof the people, popular; of the tribe
7Proto-Germanicþeudōpeople, tribe
8Proto-Indo-Europeantewtéh₂people, tribe
9Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via German ōst

StepLanguageWordMeaning
1Germanōstthe east
2Middle High Germanōst
3Old High Germanōsteast
4Old Norseaustreast
5Proto-Germanicaustrąeast; east, eastward
6Proto-Germanicaustrazeast, eastern
7Proto-Indo-European*h₂éwsterosin the direction of dawn, east
Every word from Proto-Indo-European tewh₂-Every word from Proto-Indo-European tewtéh₂Every word from Proto-Germanic þeudō