| lacuna(noun, break, crack, rest) |
| gorge(noun, break, crack, rest) |
| gulch(noun, break, crack, rest) |
| gully(noun, break, crack, rest) |
| hiatus(noun, break, crack, split) |
| interspace(noun, break, crack, rest) |
| ravine(noun, break, crack, rest) |
| arroyo(noun, break, crack, rest) |
| caesura(noun, break, crack, rest) |
| canyon(noun, break, crack, rest) |
| defile(noun, break, crack, rest) |
| excavation(noun, break, crack, opening) |
| void(noun, break, crack, rest) |
| clove(noun, break, crack, rest) |
| crater(noun, break, crack, opening) |
| depression(noun, break, crack, hole) |
| dimple(noun, break, crack, opening) |
| dip(noun, break, crack, opening) |
| discontinuity(noun, break, crack, rest) |
| division(noun, break, crack, split) |