| Similarity | Rank | |
|---|---|---|
| overpopulated | 0.772 | 91293 |
| depopulation | 0.769 | 98922 |
| epidemic | 0.721 | 11823 |
| feral | 0.702 | 25307 |
| epidemics | 0.701 | 38845 |
| extinction | 0.697 | 15835 |
| predation | 0.689 | 44971 |
| pandemics | 0.675 | 81261 |
| neutering | 0.675 | 57155 |
| zoonotic | 0.673 | 98032 |
| desertification | 0.666 | 69099 |
| scarcity | 0.665 | 19182 |
| starvation | 0.656 | 18466 |
| eradication | 0.656 | 27136 |
| extinctions | 0.652 | 71406 |
| pandemic | 0.652 | 22984 |
| malnutrition | 0.650 | 23241 |
| deforestation | 0.648 | 27552 |
| unsustainable | 0.645 | 21646 |
| spaying | 0.644 | 71048 |
| inequity | 0.643 | 54322 |
| overcrowding | 0.642 | 39122 |
| inbreeding | 0.641 | 67090 |
| antibiotic-resistant | 0.634 | 89764 |
| vaccinating | 0.634 | 79604 |