tramwyfa

== Welsh == === Etymology === From tramwy (“transit”) +‎ -fa. === Noun === tramwyfa f (plural tramwyfeydd) passage, corridor Synonym: coridor ==== Derived terms ==== y Dramwyfa'r Gogledd-Orllewin (“Northwest Passage”) === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “tramwyfa”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies