llewyg yr ieir

== Welsh == === Etymology === Literally, “the hens' swoon” === Noun === llewyg yr ieir m alternative form of llewyg yr iâr (“henbane”) ==== Mutation ==== === References === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “llewyg yr ieir”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies