| Similarity | Rank | |
|---|---|---|
| unexplore | 0.785 | 44214 |
| uncharted | 0.745 | 28639 |
| neotropical | 0.742 | 69600 |
| refugium | 0.729 | 66085 |
| relict | 0.729 | 55668 |
| unmapped | 0.725 | 69656 |
| geologically | 0.723 | 36308 |
| pre-historic | 0.715 | 54538 |
| flysch | 0.712 | 80374 |
| arcadian | 0.712 | 47371 |
| olduvai | 0.711 | 63634 |
| samoed | 0.708 | 85384 |
| tafahi | 0.707 | 81939 |
| periantarctic | 0.704 | 86922 |
| land-bridge | 0.700 | 78820 |
| glaciate | 0.699 | 54958 |
| gunung | 0.699 | 93867 |
| biome | 0.697 | 60528 |
| undiscovered | 0.696 | 24047 |
| seismically | 0.695 | 97564 |
| karst | 0.694 | 49187 |
| air-breathing | 0.692 | 77603 |
| ichthyosaur | 0.691 | 94489 |
| dodecanese | 0.689 | 72057 |
| plesiosaur | 0.689 | 72449 |