FromProto-Celtic*arwī (compareBretonerv,Cornisherow), fromProto-Indo-European*h₂erh₃-wo-(“plowable”) (compareOld Irisharbor,Latinarvum).
radical | soft | nasal | h-prothesis |
---|---|---|---|
erw | unchanged | unchanged | herw |
Note: Certain mutated forms of some words can never occur in standard Welsh.
All possible mutated forms are displayed for convenience.