| Similarity | Rank | |
|---|---|---|
| undercarriage | 0.812 | 20733 |
| horsa | 0.804 | 79157 |
| inboard | 0.803 | 54819 |
| monoplane | 0.788 | 49349 |
| thruster | 0.786 | 46348 |
| outboard | 0.780 | 24739 |
| hartzell | 0.775 | 96501 |
| silencer | 0.775 | 32918 |
| fuselage | 0.772 | 13397 |
| engine | 0.771 | 1545 |
| elevator | 0.763 | 14105 |
| aeronca | 0.756 | 46103 |
| hang-glider | 0.753 | 62614 |
| aileron | 0.752 | 27799 |
| twin-engin | 0.750 | 42828 |
| capstan | 0.742 | 42760 |
| pneumatic | 0.742 | 24525 |
| ducting | 0.741 | 52494 |
| aircraft | 0.740 | 1656 |
| retractable | 0.740 | 39765 |
| nose-wheel | 0.738 | 69411 |
| rudder | 0.737 | 12172 |
| fairey | 0.737 | 38007 |
| headsail | 0.736 | 53592 |
| piston | 0.736 | 14418 |