| Similarity | Rank | |
|---|---|---|
| 1930 | 0.742 | 4100 |
| era | 0.731 | 3452 |
| 1920 | 0.714 | 5459 |
| '30s | 0.713 | 40698 |
| thirties | 0.697 | 34158 |
| mid-18th | 0.687 | 62636 |
| mid-19th | 0.685 | 44374 |
| mid-nineteenth | 0.683 | 18774 |
| 1820 | 0.679 | 20795 |
| 1780 | 0.678 | 22814 |
| 1800 | 0.675 | 33369 |
| nineteenth | 0.673 | 2686 |
| '40s | 0.671 | 46704 |
| metroland | 0.668 | 85376 |
| 1870 | 0.666 | 11182 |
| pre-war | 0.664 | 9050 |
| 1760 | 0.663 | 28511 |
| 1700 | 0.660 | 45464 |
| 1560 | 0.658 | 53356 |
| 1890 | 0.658 | 10843 |
| 1880 | 0.656 | 9812 |
| throwback | 0.656 | 34201 |
| 1950 | 0.655 | 3691 |
| post-war | 0.655 | 4355 |
| 1940 | 0.654 | 7398 |