Analysis of information sources in references of the Wikipedia article "투글루크 왕조" in Korean language version.
Apabhramsha seemed to be in a state of transition from Middle Indo-Aryan to the New Indo-Aryan stage. Some elements of Hindustani appear ... the distinct form of the lingua franca Hindustani appears in the writings of Amir Khusro (1253–1325), who called it Hindwi[.]