| Similarity | Rank | |
|---|---|---|
| extinctions | 0.885 | 71406 |
| extinct | 0.794 | 18328 |
| species' | 0.761 | 65327 |
| predation | 0.751 | 44971 |
| species | 0.717 | 1842 |
| decimation | 0.709 | 85036 |
| Pleistocene | 0.703 | 71860 |
| overpopulation | 0.697 | 47759 |
| imperiled | 0.691 | 78464 |
| sapiens | 0.691 | 45359 |
| depopulation | 0.691 | 98922 |
| endangered | 0.691 | 11588 |
| Extinction | 0.691 | 77004 |
| desertification | 0.690 | 69099 |
| speciation | 0.685 | 76081 |
| deforestation | 0.680 | 27552 |
| overfishing | 0.677 | 63189 |
| habitat | 0.676 | 7100 |
| destruction | 0.676 | 4250 |
| domestication | 0.675 | 64687 |
| biosphere | 0.669 | 44340 |
| mammoths | 0.669 | 92970 |
| hominids | 0.666 | 99822 |
| civilisation | 0.665 | 28525 |
| civilization | 0.665 | 8055 |