In the heart of Moulvibazar’s Sreemangal upazila, inside the Bormachhara Tea Garden, a language is quietly slipping into oblivion.

Since her husband Abrahm Soreng died two years ago, 70-year-old Veronica Kerketa doesn’t get the chance to talk in her mother tongue at home. None of her children or grandchildren speak the Kharia language.