| Similarity | Rank | |
|---|---|---|
| stalagmites | 0.982 | 88860 |
| caves | 0.832 | 13377 |
| caverns | 0.808 | 37863 |
| lava | 0.797 | 17341 |
| icicles | 0.786 | 79271 |
| pinnacles | 0.785 | 71411 |
| waterfalls | 0.783 | 17212 |
| boulders | 0.780 | 23635 |
| outcroppings | 0.772 | 88718 |
| spires | 0.770 | 48810 |
| cavern | 0.769 | 29318 |
| cave | 0.764 | 7466 |
| limestone | 0.759 | 15497 |
| gorges | 0.752 | 50682 |
| outcrops | 0.749 | 57445 |
| cliffs | 0.748 | 14612 |
| rocks | 0.742 | 5025 |
| basalt | 0.742 | 47675 |
| crevasses | 0.739 | 91511 |
| sandstone | 0.738 | 24592 |
| ledges | 0.738 | 41918 |
| grotto | 0.735 | 46493 |
| karst | 0.733 | 78384 |
| domes | 0.731 | 34994 |
| pyramids | 0.724 | 27530 |