Where does “Cornwall” come from?

Cornwall derives from Old English Cornwealas, compound of Corn- and wealh, from Proto-Germanic walhaz meaning "foreigner," ultimately from Proto-Indo-European ḱerh₂-.

Cornwall (English): The country of the Cornish, currently having the status of a royal duchy in England belonging to the male heir apparent to the reigning monarch, and consisting at least of the Cornwall County and the Isles of Scilly

Definitions

  1. The country of the Cornish, currently having the status of a royal duchy in England belonging to the male heir apparent to the reigning monarch, and consisting at least of the Cornwall County and the Isles of Scilly

Ancestry of “Cornwall”, step by step

StepLanguageWordMeaning
1Old EnglishCornwealasCornwall, inhabitants of Cornwall
2Old EnglishWēalasthe Welsh
3Old Englishwealhforeigner; Briton or Welshman; slave
4Old Englishīeġisland
5Proto-West Germanicauwjufloodplain; meadow; island
6Proto-Germanicawjōfloodplain; meadow; island
7Proto-Germanicagwjō
8Proto-Indo-Europeanh₂ékʷeh₂water

Words derived from “Cornwall

Every word from Proto-Indo-European h₂ékʷeh₂