gwalch y nos

== Welsh == === Pronunciation === IPA(key): /ˌɡwalχ ə ˈnoːs/ === Noun === gwalch y nos m (plural gweilch y nos) nightjar === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gwalch y nos”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies