gwach

== Welsh == === Etymology === Onomatopoeic. === Pronunciation === IPA(key): /ɡwaːχ/ Rhymes: -aːχ === Noun === gwach m (plural gwachau) alternative form of gwawch === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gwach”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies