| Answer | Crossword Clue |
|---|---|
| OTOE | Cousin of a Missouri |
| OSAGE | A tributary of the Missouri |
| OSAGES | Members of a Missouri native people |
| LEWIS | One of a pair of explorers on the Missouri state quarter |
| SANLUIS | Arizona city whose name is the Spanish equivalent of a Missouri city |
| MAINE | It was admitted as a free state as part of the Missouri Compromise |
