What language do they speak in bulgaria?
Bulgarian (Български език, Bǎlgarski ezik) is an Indo-European language, a member of the Southern branch of the Slavic languages. Bulgarian demonstrates several linguistic innovations that set it apart from other Slavic languages, such as the elimination of noun declension, the development of a suffixed definite article (see Balkan linguistic union), the lack of a verb infinitive, and the retention and further development of the proto-Slavic verb system. There are various verb forms to express nonwitnessed, retold, and doubtful action. Bulgarian is closely related to Macedonian, generally recognized as a distinct language, although the prevalent opinion in Bulgaria, to some extent in Greece, and that of certain international linguists is that Bulgarian and Macedonian are two standard forms of the same diasystem. Bulgarian and Macedonian form part of the Balkan linguistic union, which also includes Greek, Romanian, Albanian and Torlakian dialect of the Serbian language. Most of these la