Old Bulgarian language

…as Old Church Slavonic or Old Bulgarian) and almost completed the translation of the Bible (most parts of both the Old and the New Testament) into the vernacular of the land. They also developed a Slavonic liturgy in Moravia. When Moravia committed to Rome and expelled the disciples of Cyril…

…divided into three periods: (1) Old Bulgarian, 9th–11th century (for those who adopt the view that Old Church Slavonic is based on Old Bulgarian); (2) Middle Bulgarian, 12th–16th century; and (3) Modern Bulgarian, from the 16th century to the present. The loss of cases in the noun, as well as…

…preserved some features of both Old Bulgarian or Old Church Slavonic (10th to 11th century) and Middle Bulgarian (beginning in the 12th century).