newswoman vs reporter

newswoman and reporter both are nouns.

Word	Noun	Adjective	Verb	Adverb
newswoman	Yes	No	No	No
reporter	Yes	No	No	No

As nouns, reporter is a hypernym of newswoman; that is, reporter is a word with a broader meaning than newswoman:

Other hypernyms of newswoman include newsperson, adult female, woman.

newswoman (noun)	reporter (noun)
a female newsperson	a person who investigates and reports or edits news stories