What is another word for Peneplain?
Pronunciation: [pˈɛnɪplˌe͡ɪn] (IPA) 
Peneplain is a geological term that refers to a low-relief plain formed by erosion over an extended period. Some synonyms for peneplain include planation surface, erosional plain, and rock plain. Planation surface is a term used to describe broad, flat landforms created by extended periods of erosion. The term erosional plain refers to a low-relief region carved out by a combination of tectonic uplift and erosion. A rock plain, on the other hand, refers to an expanse of land covered in flat rocks formed through weathering and erosion. Other terms used to describe peneplains include pediment and dissected plateau. Overall, synonyms for peneplain describe flat, low-relief landscapes created by prolonged erosion.
