thought vs cognitive content

thought and cognitive content both are nouns.

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

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

thought: the content of cognition; the main thing you are thinking about
cognitive content: the sum or range of what has been perceived, discovered, or learned

Other hypernyms of thought include content, mental object.

thought (noun)	cognitive content (noun)
the process of using your mind to consider something carefully	the sum or range of what has been perceived, discovered, or learned
the content of cognition; the main thing you are thinking about
the organized beliefs of a period or group or individual
a personal belief or judgment that is not founded on proof or certainty