Hindustani 〈PROVEN〉
It is the colloquial root for both Hindi (the Sanskritized register) and Urdu (the Persianized register).
Hindustani serves as a across Northern India and Pakistan. It is the common linguistic base that emerged around 1100 AD as a contact language between Muslim rulers and local populations. hindustani
During the Indian independence movement, leaders like Gandhi and Nehru promoted Hindustani as a symbol of national unity to bridge the divide between Hindi and Urdu identities. It is the colloquial root for both Hindi