room vs assemblage

room and assemblage both are nouns.

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

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

Other hypernyms of room include gathering.

room (noun)	assemblage (noun)
an area within a building enclosed by walls and floor and ceiling	the social act of assembling
the people who are present in a room	a system of components assembled together for a particular purpose
space for movement	a group of persons together in one place
opportunity for	several things grouped together or considered as a whole

room (verb)	assemblage (verb)
live and take one's meals at or in