Glyn, a deep vale, through which a river runs:—from hence was derived our word Glen.
Gwern, a watery meadow.
Gwydd, a wood; woody or wild.
Gwyn, white.
Goch, or Coch, red.
Llan, a smooth plot; a place of meeting; the church, place, or village; and figuratively the church.
Llech, a flat stone, or crag; a smooth cliff.
Llwyn, a grove or copse.
Llyn, a pool, pond, or mere.
Maen, a stone.