female person vs woman

female person and woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
female person	Yes	No	No	No
woman	Yes	No	No	No

As nouns, woman is a hyponym of female person; that is, woman is a word with a more specific, narrower meaning than female person:

female person (noun)	woman (noun)
a person who belongs to the sex that can have babies	women as a class
	an adult female person (as opposed to a man)
	a female person who plays a significant role (wife or mistress or girlfriend) in the life of a particular man