foot pedal vs foot lever

foot pedal and foot lever both are nouns.

Word	Noun	Adjective	Verb	Adverb
foot pedal	Yes	No	No	No
foot lever	Yes	No	No	No

As nouns, foot pedal and foot lever are synonyms defined as:

Other synonyms of foot pedal include pedal, treadle.

foot pedal (noun)	foot lever (noun)
a lever that is operated with the foot	a lever that is operated with the foot