shifter vs gearstick

shifter and gearstick both are nouns.

Word	Noun	Adjective	Verb	Adverb
shifter	Yes	No	No	No
gearstick	Yes	No	No	No

As nouns, shifter and gearstick are synonyms defined as:

shifter and gearstick: a mechanical device for engaging and disengaging gears

Other synonyms of shifter include gear lever, gearshift.

shifter (noun)	gearstick (noun)
a mechanical device for engaging and disengaging gears	a mechanical device for engaging and disengaging gears
a stagehand responsible for moving scenery