lore vs mental object

lore and mental object both are nouns.

Word	Noun	Adjective	Verb	Adverb
lore	Yes	No	No	No
mental object	Yes	No	No	No

As nouns, mental object is a hypernym of lore; that is, mental object is a word with a broader meaning than lore:

lore: knowledge gained through tradition or anecdote
mental object: the sum or range of what has been perceived, discovered, or learned

Other hypernyms of lore include cognitive content, content.

lore (noun)	mental object (noun)
knowledge gained through tradition or anecdote	the sum or range of what has been perceived, discovered, or learned