cath ermin

== Welsh == === Noun === cath ermin f (plural cathod ermin) ermine, stoat (Mustela erminea) ==== Synonyms ==== carlwm === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “cath ermin”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies