XI - Lezgi
Lezgi, also called Lezgian or Lezgin, is a Northeast Caucasian language spoken by the Lezgins in Southern Dagestan, Northern Azerbaijan, Turkmenistan, Uzbekistan, Kazakhstan, Turkey, and other neighboring countries. Fortunately, it is an officially recognized language of Dagestan. However, it is still categorized as vulnerable by UNESCO, or the United Nations Educational Scientific and Cultural Organization. As of 2020, there are close to 630,000 native speakers, a much higher number than some other endangered languages.