clough

As nouns the difference between valley and clough

is that valley is an elongated depression between hills or mountains, often with a river flowing through it while clough is a narrow valley; a cleft in a hillside; a ravine, glen, or gorge.

As proper nouns the difference between valley and clough

is that valley is the San Fernando Valley in southern California while Clough is {{surname|lang=en|from=common nouns}.