| plain(noun, flat, land, prairie, lowland) |
| plateau(noun, flat, plain, field, expanse) |
| heath(noun, flat, field, expanse, moor) |
| prairie(noun, flat, plain, field, expanse) |
| mesa(noun, prairie) |
| savanna(noun, prairie) |
| flat(noun, plain, field, expanse, moor) |
| steppe(noun, flat, plain, field, expanse) |
| desert(noun, waste, wild, void, barren) |
| moor(noun, waste, flat, wild, void) |
| pampas(noun, prairie) |
| champaign(noun, flat, field, expanse, moor) |
| llano |
| flatland(noun, flat, plain, field, expanse) |
| grassland(noun, flat, field, expanse, habitat) |
| moorland(noun, flat, field, expanse, moor) |
| campo |
| field(noun, flat, plain, expanse, moor) |
| veld(noun, prairie) |
| open country(noun, expression, flat, plain, field) |