committeewoman vs woman

committeewoman and woman both are nouns.

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

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

Other hypernyms of committeewoman include committee member, adult female.

committeewoman (noun)	woman (noun)
a woman who is a member of a committee	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