treasure trove vs assemblage

treasure trove and assemblage both are nouns.

Word	Noun	Adjective	Verb	Adverb
treasure trove	Yes	No	No	No
assemblage	Yes	No	No	No

As nouns, assemblage is a hypernym of treasure trove; that is, assemblage is a word with a broader meaning than treasure trove:

Other hypernyms of treasure trove include accumulation, aggregation, collection.

treasure trove (noun)	assemblage (noun)
any collection of valuables that is discovered	the social act of assembling
treasure of unknown ownership found hidden (usually in the earth)	a system of components assembled together for a particular purpose
	a group of persons together in one place
	several things grouped together or considered as a whole