| Similarity | Rank | |
|---|---|---|
| hot-air | 0.716 | 34830 |
| playland | 0.674 | 90319 |
| parascending | 0.656 | 87243 |
| hang-gliding | 0.649 | 49528 |
| sub-aqua | 0.640 | 60687 |
| piston-engined | 0.637 | 73753 |
| launching | 0.634 | 21858 |
| stearman | 0.629 | 63107 |
| pot-holing | 0.628 | 91358 |
| warm-weather | 0.628 | 79052 |
| twin-engine | 0.627 | 92072 |
| ski-ing | 0.621 | 42429 |
| waterski | 0.621 | 55596 |
| cine-variety | 0.619 | 84746 |
| zeppelins | 0.615 | 72640 |
| accident-free | 0.615 | 96200 |
| robots | 0.615 | 91082 |
| busters | 0.614 | 55009 |
| archaos | 0.613 | 87782 |
| trouble-free | 0.611 | 28139 |
| super-fit | 0.609 | 72742 |
| pressurisation | 0.609 | 80767 |
| kite-flying | 0.608 | 87785 |
| anti-pollution | 0.607 | 34159 |
| oshkosh | 0.606 | 36596 |