mime vs pantomimer

mime and pantomimer both are nouns.

Word	Noun	Adjective	Verb	Adverb
mime	Yes	No	Yes	No
pantomimer	Yes	No	No	No

As nouns, mime and pantomimer are synonyms defined as:

mime and pantomimer: an actor who communicates entirely by gesture and facial expression

Other synonyms of mime include mimer, mummer, pantomimist.

mime (noun)	pantomimer (noun)
a performance using gestures and body movements without words	an actor who communicates entirely by gesture and facial expression
an actor who communicates entirely by gesture and facial expression

mime (verb)	pantomimer (verb)
act out without words but with gestures and bodily movements only
imitate (a person or manner), especially for satirical effect