I've marked the request for Wikipedia in Chhattisgarhi [1] eligible.
It's an Indo-Aryan language [2] spoken by 13,300,000 speakers [3].
[1] https://meta.wikimedia.org/wiki/Requests_for_new_languages/Wikipedia_Chhatti... [2] https://en.wikipedia.org/wiki/Chhattisgarhi_language [3] https://www.ethnologue.com/language/hne