concourse vs gathering

concourse and gathering both are nouns.

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

As nouns, gathering is a hypernym of concourse; that is, gathering is a word with a broader meaning than concourse:

Other hypernyms of concourse include assemblage.

concourse (noun)	gathering (noun)
a coming together of people	the social act of assembling
a wide hallway in a building where people can walk	the act of gathering something
a large gathering of people	sewing consisting of small folds or puckers made by pulling tight a thread in a line of stitching
	a group of persons together in one place