pasta sauce vs spaghetti sauce

pasta sauce and spaghetti sauce both are nouns.

Word	Noun	Adjective	Verb	Adverb
pasta sauce	Yes	No	No	No
spaghetti sauce	Yes	No	No	No

As nouns, pasta sauce and spaghetti sauce are synonyms defined as:

pasta sauce and spaghetti sauce: any of numerous sauces for spaghetti or other kinds of pasta

pasta sauce (noun)	spaghetti sauce (noun)
any of numerous sauces for spaghetti or other kinds of pasta	any of numerous sauces for spaghetti or other kinds of pasta