belly dancer vs exotic dancer

belly dancer and exotic dancer both are nouns.

Word	Noun	Adjective	Verb	Adverb
belly dancer	Yes	No	No	No
exotic dancer	Yes	No	No	No

As nouns, belly dancer and exotic dancer are synonyms defined as:

Other synonyms of belly dancer include exotic belly dancer.

belly dancer (noun)	exotic dancer (noun)
a woman who performs a solo belly dance	a woman who performs a solo belly dance
	a performer who provides erotic entertainment by undressing to music