disbelief vs cognitive content

disbelief and cognitive content both are nouns.

Word	Noun	Adjective	Verb	Adverb
disbelief	Yes	No	No	No
cognitive content	Yes	No	No	No

As nouns, cognitive content is a hypernym of disbelief; that is, cognitive content is a word with a broader meaning than disbelief:

disbelief: a rejection of belief
cognitive content: the sum or range of what has been perceived, discovered, or learned

Other hypernyms of disbelief include content, mental object.

disbelief (noun)	cognitive content (noun)
doubt about the truth of something	the sum or range of what has been perceived, discovered, or learned
a rejection of belief