| Answer | Crossword Clue |
|---|---|
| HOGBACK | Steep-sided ridge |
| ARROYO | Steep-sided watercourse |
| FJORD | Steep-sided inlet |
| FJORDS | Steep-sided inlets |
| ARROYO | Steep-sided gulch |
| BUTTE | Steep-sided hill |
| RAVINES | Steep-sided valleys |
| CANYON | Steep-sided valley |
| RAVINE | Steep-sided valley |
| RAVINE | Steep-sided landform |
| ARROYO | Steep-sided gully |
| MESA | Steep-sided plateau |
| BUTTES | Steep-sided hills |
| MESA | Steep-sided hill |
| RAVINE | Narrow, steep-sided valley |
| RAVINES | Narrow, steep-sided valleys |
| MESA | Steep-sided land formation |
