findings vs aggregation

findings and aggregation both are nouns.

Word	Noun	Adjective	Verb	Adverb
findings	Yes	No	No	No
aggregation	Yes	No	No	No

As nouns, aggregation is a hypernym of findings; that is, aggregation is a word with a broader meaning than findings:

findings: a collection of tools and other articles used by an artisan to make jewelry or clothing or shoes
aggregation: several things grouped together or considered as a whole

Other hypernyms of findings include accumulation, assemblage, collection.

findings (noun)	aggregation (noun)
a collection of tools and other articles used by an artisan to make jewelry or clothing or shoes	the act of gathering something together
	several things grouped together or considered as a whole