| Similarity | Rank | |
|---|---|---|
| ancient | 0.791 | 2250 |
| prehistoric | 0.748 | 22958 |
| pre-historic | 0.735 | 93508 |
| well-preserved | 0.731 | 59075 |
| centuries-old | 0.720 | 49186 |
| unearthed | 0.704 | 30203 |
| tombs | 0.704 | 26605 |
| archeological | 0.701 | 33105 |
| fossilized | 0.693 | 60659 |
| archaeological | 0.690 | 15673 |
| mummified | 0.683 | 80704 |
| ruins | 0.676 | 9898 |
| megalithic | 0.664 | 94686 |
| archaeologists | 0.658 | 31593 |
| Ancient | 0.658 | 11132 |
| petroglyphs | 0.656 | 77611 |
| Archaeologists | 0.653 | 72518 |
| archeologists | 0.652 | 64340 |
| 100-year-old | 0.652 | 84612 |
| pre-Columbian | 0.651 | 84702 |
| prehistory | 0.651 | 66138 |
| tomb | 0.650 | 13786 |
| Incan | 0.648 | 88978 |
| excavated | 0.648 | 29007 |
| Neolithic | 0.646 | 43645 |