Siouan languages
Siouan or Siouan–Catawban is a language family of North America that is located primarily in the Great Plains, Ohio and Mississippi valleys and southeastern North America with a few other languages in the east.
Catawba language
Catawba (; "Katapa" ) is one of two Eastern Siouan languages of the eastern US, which together with the Western Siouan languages formed the Siouan language family.