credits vs acknowledgment

credits and acknowledgment both are nouns.

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

As nouns, acknowledgment is a hypernym of credits; that is, acknowledgment 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)
acknowledgment: a statement acknowledging something or someone

Other hypernyms of credits include list, listing, acknowledgement.

credits (noun)	acknowledgment (noun)
a list of acknowledgements of those who contributed to the creation of a film (usually run at the end of the film)	a statement acknowledging something or someone
	a short note recognizing a source of information or of a quoted passage
	the state or quality of being recognized or acknowledged