Such names can be traced back to the 8th century A.D. when a settlement in the Weitnau valley was referred to as "Witunavia", possibly an Old High German name. The prefix "witun" might be traced back to Old High German "wittan" meaning "to widen" or "make wider"; the suffix "avia" might be traced back to the Old High German "awia" meaning "land by the water".
Such names can be traced back to the 8th century A.D., when a settlement in the Weitnau valley was called "Witunavia", possibly an Old High German name. The prefix "witun" might stem from Old High German "wittan," meaning "to widen" or "make wider"; the suffix "avia" might be traced back to the Old High German "awia," meaning "land by the water."