| Similarity | Rank | |
|---|---|---|
| dinosaur | 0.673 | 10877 |
| Ice_Age | 0.660 | 78392 |
| fossil | 0.655 | 11711 |
| [number]_million_year_ago | 0.640 | 80067 |
| prehistoric | 0.635 | 40720 |
| stratigraphy | 0.588 | 98142 |
| outcrop | 0.585 | 75989 |
| paleontology | 0.579 | 76582 |
| ice_age | 0.575 | 82789 |
| Tertiary | 0.548 | 90008 |
| geological | 0.545 | 28476 |
| glacial | 0.542 | 77210 |
| basalt | 0.540 | 63672 |
| Jurassic_Park | 0.540 | 84724 |
| Neanderthal | 0.538 | 52195 |
| fauna | 0.530 | 23619 |
| shale | 0.529 | 37008 |
| limestone | 0.528 | 21613 |
| volcanic | 0.520 | 53311 |
| vertebrate | 0.517 | 40301 |
| carbonate | 0.509 | 53559 |
| sandstone | 0.508 | 32305 |
| geologic | 0.508 | 88087 |
| extinct | 0.501 | 52040 |
| Limestone | 0.500 | 93287 |