Old East Slavic
Old East Slavic (traditionally also: Old Russian, Belarusian: старажытнаруская мова; Russian: древнерусский язык; Ukrainian: давньоруська мова) was a language used during the 10th–15th centuries by East Slavs in Kievan Rus' and its successor states, from which the Belarusian, Russian, Rusyn, and Ukrainian languages later evolved.
This article needs additional citations for verification. (December 2020)
|Old East Slavic|
|Era||7th–14th centuries; afterwards developed into the East Slavic languages|