twirler vs performing artist

twirler and performing artist both are nouns.

Word	Noun	Adjective	Verb	Adverb
twirler	Yes	No	No	No
performing artist	Yes	No	No	No

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

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

Other hypernyms of twirler include performer.

twirler (noun)	performing artist (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