What is "ovrejaevrie"

Ovrejaevrie ( Southern Sami) or Orvatnet ( Norwegian) is a lake in the municipality of Røyrvik in Nord-Trøndelag county, Norway. The water from the lake flows out through the river Orelva into the lake Namsvatnet. This lake lies within Børgefjell National Park, less than to the west of the border with Sweden.