Diffwys
Diffwys is a Welsh word that refers to a steep, precipitous slope, especially of a mountain or hill. It can also describe a cliff face or a steep bank. The term often implies a challenging or dangerous ascent or descent due to the steepness and potential instability of the terrain. In a geographical context, Diffwys can be used as a proper noun, forming part of the name of a specific mountain or location characterized by such steep slopes. It is a descriptive term rooted in the Welsh language and reflects the landscape of Wales, which is known for its mountainous regions and dramatic topography.