gear
noun
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a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motiongear wheelgeared wheelcogwheel
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equipment consisting of miscellaneous articles needed for a particular operation or sport etc.appurtenance
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a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle)gear mechanism
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wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changedβThe fool got their tie caught in the geartrain.βgearinggeartrainpower traintrain
verb
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set the level or character ofpitch