assemblage vs gathering

assemblage and gathering both are nouns.

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

As nouns, assemblage and gathering are synonyms defined as:

Other synonyms of assemblage include assembly.

As nouns, assemblage and gathering are synonyms defined as:

assemblage (noun)	gathering (noun)
the social act of assembling	the social act of assembling
a system of components assembled together for a particular purpose	the act of gathering something
a group of persons together in one place	sewing consisting of small folds or puckers made by pulling tight a thread in a line of stitching
several things grouped together or considered as a whole	a group of persons together in one place