Cleft and Valley

Cleft noun - An irregular usually narrow break in a surface created by pressure.

Valley and cleft are semantically related in ravine topic. In some cases you can use "Valley" instead a noun "Cleft", when it comes to topics like gorge.

Valley noun - An area of lowland between hills or mountains.

Cleft and valley are semantically related in ravine topic. Sometimes you can use "Cleft" instead a noun "Valley", if it concerns topics such as gorge.