On the use of preposition za in the vernacular of eras from Eastern Bosnia

The paper presents the use of preposition za (?for?) in vernacular Eras from Eastern Bosnia, region delimited by rivers Drinjaca, Biostica and Krivaja, slopes Konjuh Romanija. enters constructions with accusative, instrumental genitive. content ample corpus data obtained listening to over 500 hours recorded speech indicated area points its closeness equivalence state idioms Herzegovina- Krajina dialect closer broader perimeter. Among specific features mention is made cases such as: ??, ????, ???????, ?????? ??-?????? ??-?????, sense ??? ? ????/ ?? ????? (?You don?t take care house?), somewhat more frequent genitive construction purpose type: ????; ??????; ??-???? ???????? ???????.