aviation vs assemblage

aviation and assemblage both are nouns.

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

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

Other hypernyms of aviation include accumulation, aggregation, collection.

aviation (noun)	assemblage (noun)
travel via aircraft	the social act of assembling
the art of operating aircraft	a system of components assembled together for a particular purpose
the aggregation of a country's military aircraft	a group of persons together in one place
the operation of aircraft to provide transportation	several things grouped together or considered as a whole