Where does “Osteriche” come from?

Osteriche (Middle High German) comes from Old High German Ostarrîchi, from Old High German rīhhi, from Proto-West Germanic rīkī, from Proto-Germanic rīkijaz, from Proto-Germanic rīks, from Proto-Celtic rīxs, from Proto-Indo-European h₃rḗǵs, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

Ancestry of “Osteriche”, step by step

Osteriche traces back through two separate lines of ancestry.

via Old High German Ostarrîchi

StepLanguageWordMeaning
1Old High GermanOstarrîchi
2Old High Germanrīhhirich, mighty; power, might, empire; realm
3Proto-West Germanicrīkīmighty, powerful; rich; kingdom, realm
4Proto-Germanicrīkijazkingly, royal, noble; mighty, powerful; rich
5Proto-Germanicrīksking, ruler
6Proto-Celticrīxsking
7Proto-Indo-Europeanh₃rḗǵsking, ruler
8Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

via Old High German Ōstarrīhhi

StepLanguageWordMeaning
1Old High GermanŌstarrīhhithe lands of East, the Orient
2Old High Germanostarname of the goddess Easter
3Old Norseaustreast
4Proto-Germanicaustrąeast; east, eastward
5Proto-Germanicaustrazeast, eastern
6Proto-Indo-European*h₂éwsterosin the direction of dawn, east

Words derived from “Osteriche

Every word from Proto-Indo-European h₃reǵ-Every word from Proto-Indo-European h₃rḗǵsEvery word from Proto-Celtic rīxs