seductress vs adult female

seductress and adult female both are nouns.

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

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

Other hypernyms of seductress include seducer, woman.

seductress (noun)	adult female (noun)
a woman who seduces	an adult female person (as opposed to a man)