celfydd

== Welsh == === Etymology === From Middle Welsh keluyð, from Old Welsh celmed, from Proto-Brythonic *kėlβ̃ɨð, from Proto-Celtic *kalmiyos. === Noun === celfydd m (plural celfyddion) expert ==== Derived terms ==== celfyddyd (“art”) === Adjective === celfydd (feminine singular celfydd, plural celfyddon, equative celfydded, comparative celfyddach, superlative celfyddaf) skilful, expert Synonyms: cywrain, medrus, galluog, deheuig === Mutation ===