Chechens
The main language of the Chechen people is Chechen. Chechen belongs to the family of Nakh languages (Northeast Caucasian languages). Literary Chechen is based on the central lowland dialect. Other related languages include Ingush, which has speakers in the neighbouring Ingushetia, and Batsbi, which is the language of the people in the adjoining part of Georgia. At various times in their history, Chechens used Georgian, Arabic and Latin alphabets; as of 2008, the official one is now the Cyrillic script of Russia.
Kazakh language
Kazakh or Kazak (Cyrillic: or ; Arabic: or ; , ) belongs to the Kipchak branch of the Turkic languages. It is closely related to Nogai, Kyrgyz, and Karakalpak. Kazakh is the official language of the Republic of Kazakhstan and a significant minority language in the Ili Kazakh Autonomous Prefecture in Xinjiang, China and in the Bayan-Ölgii Province of Mongolia. Kazakh is also spoken by many ethnic Kazakhs through the former Soviet Union (approximately 472,000 in Russia according to the 2010 Russian Census), Afghanistan, Iran, Turkey, and Germany.