| Similarity | Rank | |
|---|---|---|
| age-old | 0.702 | 64987 |
| ancient | 0.659 | 4287 |
| an_ancient | 0.629 | 16341 |
| century_ago | 0.611 | 67706 |
| for_century | 0.589 | 10261 |
| for_many_century | 0.584 | 87438 |
| since_the_[number]_century | 0.571 | 56631 |
| for_hundred_of_year | 0.564 | 43379 |
| 19th-century | 0.561 | 63427 |
| from_the_[number]_century | 0.556 | 32292 |
| [number]_century | 0.543 | 4260 |
| ancient_culture | 0.542 | 86296 |
| historic | 0.530 | 2814 |
| medieval | 0.529 | 12799 |
| in_the_[number]_th_century | 0.528 | 37990 |
| early_[number]_century | 0.525 | 23404 |
| [number]_th_century | 0.525 | 34991 |
| local_tradition | 0.524 | 84689 |
| the_early_[number]_century | 0.520 | 13259 |
| old_fashion | 0.519 | 38943 |
| an_old | 0.518 | 5297 |
| antiquated | 0.518 | 47764 |
| old-fashioned | 0.516 | 24272 |
| in_the_eighteenth_century | 0.514 | 73886 |
| during_the_[number]_century | 0.513 | 30314 |