driveshaft

noun 0.770

propeller

noun 0.713

shaft

noun 0.692

crankshaft

noun 0.644

driving axle

noun 0.608

countershaft

noun 0.587

connecting rod

noun 0.585

propulsor

noun 0.581

foreshaft

noun 0.567

axle

noun 0.567

shafting

noun 0.563

bow thruster

noun 0.557

propulsion

noun 0.557

universal joint

noun 0.552

drive wheel

noun 0.546

impeller

noun 0.545

piston rod

noun 0.544

drivetrain

noun 0.536

steering arm

noun 0.535

pushrod

noun 0.531

tie rod

noun 0.524

turboprop

noun 0.523

gearbox

noun 0.520

transaxle

noun 0.518

airscrew

noun 0.515

belt drive

noun 0.515

steering wheel

noun 0.514

bowsprit

noun 0.507

rear-wheel drive

noun 0.503

chain drive

noun 0.503

sheave

noun 0.501

twin screw

noun 0.500