blackface vs war paint

blackface and war paint both are nouns.

Word	Noun	Adjective	Verb	Adverb
blackface	Yes	No	No	No
war paint	Yes	No	No	No

As nouns, war paint is a hypernym of blackface; that is, war paint is a word with a broader meaning than blackface:

blackface: the makeup (usually burnt cork) used by a performer in order to imitate a Negro
war paint: cosmetics applied to the face to improve or change your appearance

Other hypernyms of blackface include make-up, makeup.

blackface (noun)	war paint (noun)
the makeup (usually burnt cork) used by a performer in order to imitate a Negro	full ceremonial regalia
	adornment consisting of paint applied to the face and body of certain Amerindians before a battle
	cosmetics applied to the face to improve or change your appearance