| Similarity | Rank | |
|---|---|---|
| become_extinct | 0.716 | 86787 |
| endangered | 0.632 | 31510 |
| die_out | 0.611 | 47816 |
| extinction | 0.589 | 12959 |
| subspecies | 0.582 | 54247 |
| Endangered | 0.575 | 88367 |
| dinosaur | 0.575 | 10877 |
| extinction_of | 0.572 | 37964 |
| species | 0.556 | 4614 |
| prehistoric | 0.552 | 40720 |
| reptile | 0.550 | 13534 |
| new_specie | 0.549 | 61261 |
| specie | 0.547 | 2418 |
| Neanderthal | 0.540 | 52195 |
| lizard | 0.537 | 18637 |
| ancestor_of | 0.529 | 41025 |
| a_species | 0.522 | 33942 |
| [number]_million_year_ago | 0.518 | 80067 |
| fossil | 0.516 | 11711 |
| ancient | 0.513 | 4287 |
| a_species_of | 0.513 | 55880 |
| taxon | 0.513 | 25571 |
| ape | 0.513 | 22068 |
| extant | 0.512 | 32326 |
| fauna | 0.511 | 23619 |