Drastagn-i, [480].

drwi, 29: see trwi.

Drws y Coed, 38, 84, 86, 90–3, [668].

Drystan, [480], [499].

dryw, pl. drywon, [445], [616].

du, 32, 225.

Dubgint, [694].

dubh, 225.

Dubr duiu, [441].

Dulan, 210: see Dylan.