white onion sauce vs sauce

white onion sauce and sauce both are nouns.

Word	Noun	Adjective	Verb	Adverb
white onion sauce	Yes	No	No	No
sauce	Yes	No	Yes	No

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

white onion sauce: veloute sauce with sauteed chopped onions and whipping cream
sauce: flavorful relish or dressing or topping served as an accompaniment to food

white onion sauce (noun)	sauce (noun)
veloute sauce with sauteed chopped onions and whipping cream	flavorful relish or dressing or topping served as an accompaniment to food

white onion sauce (verb)	sauce (verb)
	add zest or flavor to, make more interesting
	dress (food) with a relish
	behave saucily or impudently towards