Bloom, blodau

Blunt, pwl: pylu

Blush, gwrid: gwrido

Board, astell, plangc: byrddio

Boast, ymffrost

Bolts, gefynau

Borne, cynnaledig

Bough, caingc

Bound, terfyn; rhwymedig

Brace, rhwymyn; cwpl: cydio