cerd

His family belonged to the Hy Brinin Ratha, a tribe that dwelt on the eastern shore of Lough Corrib, in the County Galway; but his father, a skilful cerd, or certified worker in brass, was forced to migrate to Hy Liathain, in the west of the County Cork, where the saint was born about the middle of the sixth century.

The Catholic Encyclopedia, Volume 4: Clandestinity-Diocesan Chancery 1840-1916 1913

The first bishop of Elphin is described in the "Book of Armagh" as the cerd, i.e. the wright or goldsmith of St. Patrick; and he made chalices, patens, and metal book-covers for the newly founded churches.

The Catholic Encyclopedia, Volume 5: Diocese-Fathers of Mercy 1840-1916 1913

A silver basket of most delicate craftsmanship, the work of some cunning cerd, was on her right arm.

The Coming of Cuculain Standish O'Grady 1887

A knight to whom that was a duty brought forth and unfolded a chess-board of ivory on which silver squares alternated with gold, cunningly wrought by some ancient cerd, [Footnote: Craftsman.] a chief jewel of the realm; another bore in his hand the man-bag, also a wonder, glistening, made of netted wires of findruiney, [Footnote: A bright yellow bronze, the secret of making which is now lost.

The Coming of Cuculain Standish O'Grady 1887