planetary gear train

noun 0.943

epicyclic gear

noun 0.826

planet gear

noun 0.776

gear train

noun 0.737

worm gear

noun 0.719

planetary

noun 0.715

gear wheel

noun 0.714

differential gear

noun 0.694

planetary system

noun 0.668

gearset

noun 0.654

gear ratio

noun 0.637

low gear

noun 0.635

gearbox

noun 0.629

planetary ring

noun 0.624

gear

noun 0.598

gearing

noun 0.592

first gear

noun 0.573

gear lever

noun 0.560

gear shift

noun 0.556

worm wheel

noun 0.556

third gear

noun 0.551

second gear

noun 0.549

gear oil

noun 0.549

ratchet wheel

noun 0.543

planetary science

noun 0.541

drivetrain

noun 0.536

chain drive

noun 0.535

rack and pinion

noun 0.529

belt drive

noun 0.525

planetary nebula

noun 0.521

cogwheel

noun 0.511

protoplanetary disk

noun 0.510

transaxle

noun 0.507

pinion

noun 0.505

landing gear

noun 0.504

fifth gear

noun 0.501