assortment vs assemblage

assortment and assemblage both are nouns.

Word	Noun	Adjective	Verb	Adverb
assortment	Yes	No	No	No
assemblage	Yes	No	No	No

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

Other hypernyms of assortment include accumulation, aggregation, collection.

assortment (noun)	assemblage (noun)
the act of distributing things into classes or categories of the same type	the social act of assembling
a collection containing a variety of sorts of things	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