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Cornish rudh
Proto-Brythonic *rrʉð (inherited)
Proto-Celtic *roudos (inherited)
Proto-Indo-European *h₁rewdʰ- (derived)

Cornish rudhvelyn (compound)
Cornish gwynnrudh (compound)
Cornish glasrudh (compound)
Cornish melynrudh (compound)
Cornish rudhwynn (compound)
Cornish rudhlas (compound)
Cornish karten rudh (affix)