sorceress vs adult female

sorceress and adult female both are nouns.

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

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

Other hypernyms of sorceress include magician, necromancer, sorcerer, thaumaturge, thaumaturgist, wizard, woman.

sorceress (noun)	adult female (noun)
a woman sorcerer	an adult female person (as opposed to a man)