throttle vs accelerator pedal

throttle and accelerator pedal both are nouns.

Word	Noun	Adjective	Verb	Adverb
throttle	Yes	No	Yes	No
accelerator pedal	Yes	No	No	No

As nouns, throttle and accelerator pedal are synonyms defined as:

throttle and accelerator pedal: a pedal that controls the throttle valve

Other synonyms of throttle include accelerator, gas, gas pedal, gun.

throttle (noun)	accelerator pedal (noun)
a valve that regulates the supply of fuel to the engine	a pedal that controls the throttle valve
a pedal that controls the throttle valve

throttle (verb)	accelerator pedal (verb)
reduce the air supply
place limits on (extent or amount or access)
kill by squeezing the throat of so as to cut off the air