penfelyn tanbaid

== Welsh == === Etymology === Literally, “fiery yellow-head”. === Noun === penfelyn tanbaid m (plural penfelynion y ffosydd) burning beacon (Mitrula scleropitus) === Mutation === === Further reading === Cymdeithas Edward Llwyd (?), “Y Bywiadur”, in Llên natur‎[1], retrieved 23 April 2025.