| lava tube(noun, expression, form, geology, land) |
| lavaka(noun, form, geology, land, earth) |
| levee(noun, form, geology, land, earth) |
| limestone pavement(noun, expression, form, geology, land) |
| loess(noun, form, geology, land, earth) |
| maar(noun, form, geology, land, earth) |
| machair(noun, form, geology, land, earth) |
| malpais(noun, form, geology, land, earth) |
| mamelon(noun, form, geology, land, earth) |
| marine terrace(noun, expression, form, geology, land) |
| marsh(noun, form, geology, land, earth) |
| meander(noun, form, geology, land, earth) |
| mesa(noun, form, geology, feature, land) |
| mid-ocean ridge(noun, expression, form, geology, land) |
| minor surface landform(noun, expression, form, geology, feature) |
| mogote(noun, form, geology, land, earth) |
| monadnock(noun, form, geology, land, earth) |
| moraine(noun, form, geology, land, earth) |
| moulin(noun, form, geology, land, earth) |
| mountain(noun, form, geology, feature, land) |