Ỻyd, Ỻwyt, [524], [546], [637]: see Ỻwydeu.

—, Edward, 81, 130, 201, 206, 233, 234, [572].

Ỻwydawc, [514], [516], [523], [524], [531].

Ỻwydeu, [524], [546].

Ỻwyn y Forwyn, 92, 93.

— Ifan Feđyg, 13.

— y Mafon, 219.

— y Moch, [536].

— y Nef, 156.

— On, 50.