squaw man vs white man

squaw man and white man both are nouns.

Word	Noun	Adjective	Verb	Adverb
squaw man	Yes	No	No	No
white man	Yes	No	No	No

As nouns, white man is a hypernym of squaw man; that is, white man is a word with a broader meaning than squaw man:

squaw man: derogatory term for a white man married to a North American Indian woman
white man: a man who is White

squaw man (noun)	white man (noun)
derogatory term for a white man married to a North American Indian woman	a man who is White