| Similarity | Rank | |
|---|---|---|
| hunter-gatherer | 0.832 | 80285 |
| Neolithic | 0.828 | 43645 |
| hunter-gatherers | 0.822 | 82808 |
| prehistoric | 0.764 | 22958 |
| pre-historic | 0.751 | 93508 |
| Archaic | 0.750 | 81589 |
| Prehistoric | 0.743 | 79408 |
| prehistory | 0.743 | 66138 |
| Neanderthals | 0.738 | 67215 |
| Neanderthal | 0.730 | 60709 |
| Pleistocene | 0.711 | 71860 |
| hominids | 0.708 | 99822 |
| cavemen | 0.681 | 84785 |
| Paleo | 0.672 | 25171 |
| Homo | 0.671 | 34120 |
| hominid | 0.667 | 82094 |
| sapiens | 0.659 | 45359 |
| paleo | 0.657 | 35531 |
| civilizations | 0.656 | 19966 |
| pre-Columbian | 0.655 | 84702 |
| erectus | 0.650 | 90493 |
| domestication | 0.644 | 64687 |
| Sumerians | 0.642 | 96259 |
| civilisations | 0.641 | 60506 |
| Mesopotamian | 0.639 | 76978 |