Where does “OBYDWN-tn'” come from?
OBYDWN-tn' (Middle Persian) comes from Old Persian kar-, from Proto-Indo-Iranian kar-, from Proto-Indo-European kʷer- — to do; to make; to build.
OBYDWN-tn' (Middle Persian) comes from Old Persian kar-, from Proto-Indo-Iranian kar-, from Proto-Indo-European kʷer- — to do; to make; to build.