Etimoloji
Etymology tree Proto-Indo-European *wert- Proto-Indo-European *wértetor Proto-Italic *wertō Latin vertō Proto-Indo-European *-tus Proto-Italic *-tus Latin -tus Latin versuslbor. Polish wers Proto-Indo-European *-usder. Proto-Indo-European *-osder. Proto-Slavic *-ovъ Old Polish -owy Polish -owy Polish wersowy From wers + -owy.