hostess vs adult female

hostess and adult female both are nouns.

Word	Noun	Adjective	Verb	Adverb
hostess	Yes	No	No	No
adult female	Yes	No	No	No

As nouns, adult female is a hypernym of hostess; that is, adult female is a word with a broader meaning than hostess:

Other hypernyms of hostess include boniface, host, innkeeper, woman.

As nouns, adult female is a hypernym of hostess; that is, adult female is a word with a broader meaning than hostess:

Other hypernyms of hostess include flight attendant, steward, woman.

As nouns, adult female is a hypernym of hostess; that is, adult female is a word with a broader meaning than hostess:

Other hypernyms of hostess include host, woman.

hostess (noun)	adult female (noun)
a woman innkeeper	an adult female person (as opposed to a man)
a woman steward on an airplane
a woman host