chinook salmon vs salmon

chinook salmon and salmon both are nouns.

Word	Noun	Adjective	Verb	Adverb
chinook salmon	Yes	No	No	No
salmon	Yes	Yes	No	No

As nouns, salmon is a hypernym of chinook salmon; that is, salmon is a word with a broader meaning than chinook salmon:

chinook salmon: large Pacific salmon valued as food; adults die after spawning
salmon: any of various large food and game fishes of northern waters; usually migrate from salt to fresh water to spawn

As nouns, salmon is a hypernym of chinook salmon; that is, salmon is a word with a broader meaning than chinook salmon:

chinook salmon: pink or white flesh of large Pacific salmon
salmon: flesh of any of various marine or freshwater fish of the family Salmonidae

chinook salmon (noun)	salmon (noun)
large Pacific salmon valued as food; adults die after spawning	any of various large food and game fishes of northern waters; usually migrate from salt to fresh water to spawn
pink or white flesh of large Pacific salmon	a pale pinkish orange color
	flesh of any of various marine or freshwater fish of the family Salmonidae

chinook salmon (adjective)	salmon (adjective)
	of orange tinged with pink