blade, hub, vane

propellor, rotor, rudder, tail rotor, skeg, aileron, nosewheel, sponsons, sponson, towline, rotor blade, airfoils, tailplane, centerboard, cowling, bilge pump, tail fin, centreboard, glider, piston, turbine, outboard motor, underwing, cotter pin, hydraulic ram, windlass, engine, propeller shaft, fin, hull, forestay, blades, hawser, landing gear, daggerboard, halyards, backstay, hydraulic pump, monoplane, capstan, vane, foremast, propeller plane, hydrofoils, aerofoil, outboard, impeller, headstay, undercarriage, nozzle, fin keel, winglet, amidships, crankshaft, helldiver, radome, tailstock, paddlewheel, bowsprit, wind vane, motors, gyroplane, scow, wingtip, reverser, triplane, fuselage, seaplane, inlet manifold, hydraulics, vertical fin, sailplane, pantograph, turbofan engine, foresail, dorsal fin, ornithopter, bargeboard, downwash, crossbeam, empennage, mainsheet, pontoon, davit, piston rod, spool, boat, gyrocopter, powerboat, hang glider, pintle, carburettor, swather, rod, groundspeed, transonic, gearbox, mainmast, conning tower, autogyro, winch, oar, propellers, wheel, screw, turntable, ventilator, axle, flywheel, compressor, crusher, lathe, blower, boiler, pump, reel, bolt, rudders, gear, cylinder, powered, shaft, crank, horsepower, hydraulic, speed, amplifier, driven, paddle

airplane propeller, airscrew, prop, screw propeller, variable-pitch propeller

airplane propeller, airscrew, airstream, autogiro, autogyro, backwash, double-prop, double-propeller plane, dynamic balance, gyroplane, hub, prop, propeller plane, propjet, race, reciprocate, screw, screw propeller, single-propeller plane, single prop, slinger ring, slipstream, turbo-propeller plane, turboprop, twin-prop, twin-propeller-plane, variable-pitch propeller, wash

mechanical device