— Bwa, 152.

— Bygelyđ, [689].

— y Pibion, 212, 214.

— y S. Marchog, [628].

— Twrw, 54, 55.

Brynach, [504]–6, [508], [509], [566].

Bryneglwys, 241.

Brynmor-Jones, Mr., 355.

Brythoneg, 270.

Brythons, 279.