newspaperwoman vs newswriter

newspaperwoman and newswriter both are nouns.

Word	Noun	Adjective	Verb	Adverb
newspaperwoman	Yes	No	No	No
newswriter	Yes	No	No	No

As nouns, newswriter is a hypernym of newspaperwoman; that is, newswriter is a word with a broader meaning than newspaperwoman:

newspaperwoman: a female journalist employed to provide news stories for newspapers or broadcast media
newswriter: a journalist employed to provide news stories for newspapers or broadcast media

Other hypernyms of newspaperwoman include correspondent, adult female, woman.

newspaperwoman (noun)	newswriter (noun)
a female journalist employed to provide news stories for newspapers or broadcast media	a journalist employed to provide news stories for newspapers or broadcast media