[2] to Armenian and Greek. Some scholars believe that Albanian derives from Illyrian [3] [4] while others, [5] claim that it derives from Daco - Thracian . (Illyrian and Daco-Thracian, however, may have formed a sprachbund , see Thraco-Illyrian .) Establishing longer relations, Albanian is often compared to Balto-Slavic on the