Gwyn, white. Fem. gwen, wen.
Gwyrdd, green. Fem. gwerdd, werdd.
Havod, a summer dwelling.
Hen, old. Hendre, old mansion.
Heol, a street.
Hir, long.
Iâl, open country.
Is, lower. Isav, lowest.
Llain, a long piece.
Llan, a church; a village with a church.