clustering vs bunch

clustering and bunch both are nouns.

Word	Noun	Adjective	Verb	Adverb
clustering	Yes	No	No	No
bunch	Yes	No	Yes	No

As nouns, clustering and bunch are synonyms defined as:

Other synonyms of clustering include clump, cluster.

clustering (noun)	bunch (noun)
a grouping of a number of similar things	a grouping of a number of similar things
	an informal body of friends
	any collection in its entirety

clustering (verb)	bunch (verb)
	gather or cause to gather into a cluster
	form into a bunch