Synonyms for gear

a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion (noun)

• cogwheel

wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed (noun)

• gearing
• geartrain
• train

a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle) (noun)

equipment consisting of miscellaneous articles needed for a particular operation or sport etc. (noun)

• paraphernalia
• appurtenance

set the level or character of (verb)

• pitch