| Similarity | Rank | |
|---|---|---|
| propulsion_system | 0.781 | 84880 |
| thruster | 0.693 | 87566 |
| aerodynamics | 0.662 | 55528 |
| aerodynamic | 0.649 | 99708 |
| propeller | 0.635 | 31232 |
| electric_motor | 0.591 | 35263 |
| pneumatic | 0.586 | 56282 |
| hydraulics | 0.585 | 59182 |
| locomotion | 0.579 | 57289 |
| maneuverability | 0.571 | 91280 |
| gas_turbine | 0.567 | 65381 |
| internal_combustion_engine | 0.565 | 72067 |
| buoyancy | 0.562 | 62745 |
| fluid_dynamics | 0.560 | 92556 |
| torque | 0.553 | 22634 |
| steering | 0.551 | 23531 |
| propellant | 0.551 | 84378 |
| kinetic_energy | 0.551 | 63507 |
| powertrain | 0.551 | 79279 |
| actuator | 0.546 | 23453 |
| airship | 0.545 | 59638 |
| rudder | 0.542 | 42993 |
| jet_engine | 0.541 | 87502 |
| electrical_power | 0.540 | 38965 |
| power_system | 0.537 | 26017 |