the Dhegiha dialect spoken by the Osage | a dialect of the Chiwere language spoken by the Missouri |
a river in Missouri that is a tributary of the Missouri River | a midwestern state in central United States; a border state during the American Civil War, Missouri was admitted to the Confederacy without actually seceding from the Union |
a member of the Siouan people formerly living in Missouri in the valleys of the Missouri and Osage rivers; oil was found on Osage lands early in the 20th century | the longest river in the United States; arises in Montana and flows southeastward to become a tributary of the Mississippi at Saint Louis |
| a member of the Siouan people formerly inhabiting the valley of the Missouri river in Missouri |