Old Western Rājasthāni
Old Western Rājasthāni (also known as Maru-Gurjari, Old Gujarātī) is the common ancestor of the modern Gujarati and Western Rajasthani languages which developed from Sanskrit and the Prakrit Apabhraṃśas, and was spoken around 8-14th centuries in Western India. The literary form of Old Western Rājasthāni, the Dingala language was in use as early as the 12th century.