twirler vs performer

twirler and performer both are nouns.

Word	Noun	Adjective	Verb	Adverb
twirler	Yes	No	No	No
performer	Yes	No	No	No

As nouns, performer is a hypernym of twirler; that is, performer is a word with a broader meaning than twirler:

twirler: someone who twirls a baton
performer: an entertainer who performs a dramatic or musical work for an audience

Other hypernyms of twirler include performing artist.

twirler (noun)	performer (noun)
(baseball) the person who does the pitching	an entertainer who performs a dramatic or musical work for an audience
someone who twirls a baton