| Similarity | Rank | |
|---|---|---|
| railroad | 0.731 | 9970 |
| railroads | 0.730 | 26179 |
| Railroads | 0.691 | 81486 |
| Railroad | 0.687 | 15076 |
| locomotive | 0.672 | 20523 |
| locomotives | 0.657 | 24389 |
| caboose | 0.641 | 72955 |
| steamboats | 0.622 | 97365 |
| Studebaker | 0.613 | 77860 |
| Locomotive | 0.609 | 57357 |
| streetcars | 0.607 | 72337 |
| hobby | 0.601 | 7978 |
| woodworking | 0.600 | 25760 |
| 1880's | 0.599 | 69401 |
| motorcycling | 0.598 | 62037 |
| ranching | 0.597 | 44759 |
| turn-of-the-century | 0.591 | 74289 |
| stagecoach | 0.589 | 74061 |
| BNSF | 0.587 | 80284 |
| 1890's | 0.586 | 74390 |
| 1850's | 0.580 | 79840 |
| horse-drawn | 0.580 | 50208 |
| tramway | 0.580 | 73781 |
| 1860's | 0.580 | 85226 |
| railways | 0.579 | 24504 |