Related Clues:

• Language from which 'Nebraska' comes
• Some Sooners
• Speaker of Siouan
• Colorado natives
• Iowa cousin
• Chief Ouray's tribe
• Nebraska natives
• Missouri tributary
• Winnebago Nation tribe
• N.C.A.A.'s Runnin' ___
• Plains native
• Off-roaders' choices, briefly
• Oklahoma tribe
• Platte River Indian
• All-purpose trucks