prostitute vs woman

prostitute and woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
prostitute	Yes	No	Yes	No
woman	Yes	No	No	No

As nouns, woman is a hypernym of prostitute; that is, woman is a word with a broader meaning than prostitute:

Other hypernyms of prostitute include adult female.

prostitute (noun)	woman (noun)
a woman who engages in sexual intercourse for money	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

prostitute (verb)	woman (verb)
sell one's body; exchange sex for money