Knjaz: «King» of the Rus; the scandinavian anaolog — Konung
Drevlane (Drevlani), Krivichi, Vjatichi, Deregovichi: North Slavic tribes
Drugina: the cadre/comradship of the Knjaz's warriors
Volhv: a priest of Slavic Paganism; analogous to the scandinavian «Godhi»
Tsargrad: The Old Russian name for Constantinople
Navija: the spirit of one who died
Komoed: «Bear» in Old Russian
Rusalka: The Ancient Spirit of Rivers and Lakes
Voevoda: The highest warrior within the Drugina and their commander; analogous to the scandinavian «Jarl»
Bogatir: «Greatest Hero» in Old Russian