Ostroski rhymes with:
ostrowsky, ostrowsky, ostrowsky, petroski, petrowsky, broski, dombroski, dubrawski, ostrowsky, petroski, petrowsky
Ostroski sounds like:
oesterreich, oesterreichische, oestreich, osterhaus, osterreichische, ostracize, ostrich, ostriches, ostrosky, ostrowski, ostrowsky, oysters