plexor vs percussor

plexor and percussor both are nouns.

Word	Noun	Adjective	Verb	Adverb
plexor	Yes	No	No	No
percussor	Yes	No	No	No

As nouns, plexor and percussor are synonyms defined as:

plexor and percussor: (medicine) a small hammer with a rubber head used in percussive examinations of the chest and in testing reflexes

Other synonyms of plexor include plessor.

plexor (noun)	percussor (noun)
(medicine) a small hammer with a rubber head used in percussive examinations of the chest and in testing reflexes	(medicine) a small hammer with a rubber head used in percussive examinations of the chest and in testing reflexes