police matron vs woman

police matron and woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
police matron	Yes	No	No	No
woman	Yes	No	No	No

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

Other hypernyms of police matron include officer, police officer, adult female.

police matron (noun)	woman (noun)
a woman policeman	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