lluwchfa

== Welsh == === Etymology === From lluwch (“driven snow”) +‎ -fa. === Noun === lluwchfa f (plural lluwchfeydd or lluwchfâu) snow-drift === Mutation === === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “lluwchfa”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies