From Middle Welsh traeth, from Proto-Brythonic *traɨθ, from Proto-Celtic *traxtus. Cognate with Cornish treth (“beach, sand”), Breton traezh (“sand”), and Irish trácht (“beach”).
traeth m (plural traethau)
Welsh mutation | |||
---|---|---|---|
radical | soft | nasal | aspirate |
traeth | draeth | nhraeth | thraeth |
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. |
R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “traeth”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies