The term 'Indo-Aryan Language' refers to a group of languages that are spoken in South Asia and the Indian subcontinent. This group includes Nepali (6 letters), Urdu (4 letters), Hindi (5 letters), Kashmiri (8 letters) and Pali (4 letters). These languages are derived from Sanskrit, an ancient language of India, and are closely related to each other. They are also closely related to other Indo-European languages such as English, French, German and Spanish.