credits vs listing

credits and listing both are nouns.

Word	Noun	Adjective	Verb	Adverb
credits	Yes	No	No	No
listing	Yes	No	No	No

As nouns, listing is a hypernym of credits; that is, listing is a word with a broader meaning than credits:

credits: a list of acknowledgements of those who contributed to the creation of a film (usually run at the end of the film)
listing: a database containing an ordered array of items (names or topics)

Other hypernyms of credits include list, acknowledgement, acknowledgment.

credits (noun)	listing (noun)
a list of acknowledgements of those who contributed to the creation of a film (usually run at the end of the film)	the act of making a list of items
	a database containing an ordered array of items (names or topics)