1. Regional languages developed more in the Sultanate period. All the Bhakti saints throughout India preached in local languages. These languages further took the form of our present languages.
2. Braj, Avadhi, Punjabi, Gujarati, Bengali, Kannada, Telugu and Tamil developed in this period.
3. Persian was the national language of this period. Therefore Indian languages were highly influenced by the Persian language. Many Persian words became a part of Indian languages.
4. During this period, the mixture of the Persian and the Hindi language gave birth to Urdu language.
5. During the Sultanate period, many Sanskrit scriptures were translated into regional languages.
