The Slavic or Slavonic languages, a group of closely related languages of the Slavic peoples and a subgroup of Indo-European languages, have speakers in most of eastern Europe, much of the Balkans, parts of central Europe, and the northern part of Asia.Slavic languages are usually divided on the basis of geographical and genealogical principle into three main branches: East, West and South Slavic branchs.The Slavic languages are a relatively homogeneous and conservative family, compared with other families of Indo-European languages. Most Slavic languages have a rich, fusional morphology. (en)