Chechen language
Chechen ( , ) is a Northeast Caucasian language spoken by more than 1.4 million people, mostly in the Chechen Republic and by members of the Chechen diaspora throughout Russia, Jordan, Central Asia (mainly Kazakhstan and Kyrgyzstan), and Georgia.
Pecheneg language
Pecheneg is an extinct Turkic language spoken by the Pechenegs in Eastern Europe (parts of Southern Ukraine, southern Russia, Moldova, Romania and Hungary) in the 7th–12th centuries. It is also possible that the language was spoken by the Cumans, per Byzantine princess Anna Komnene.