Some of the Slavic religious vocabulary is shared with Iranian , such as vera ( loosely translated as `` faith '' meaning `` radiation of knowledge '' ) , svet ( light ) and mir ( which also means world ) .
Much of the religious vocabulary of the Slavs , including vera ( `` faith '' , right choice between good and evil ) , svet ( `` holy '' ) , mir ( `` peace '' , `` agreement of parts '' ) and rai ( `` paradise '' ) , is shared with Iranian .
Slavic paganism