adfail

== Welsh == === Etymology === Deverbal from adfeilio. === Pronunciation === IPA(key): /ˈadvai̯l/ === Noun === adfail m (plural adfeilion) ruin, remains (of building) Synonym: murddun === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “adfail”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies