agglomerative vs collective

agglomerative is not a noun while collective is a noun.

Word	Noun	Adjective	Verb	Adverb
agglomerative	No	Yes	No	No
collective	Yes	Yes	No	No

agglomerative (noun)	collective (noun)
	members of a cooperative enterprise

agglomerative (adjective)	collective (adjective)
clustered together but not coherent	forming a whole or aggregate
	done by or characteristic of individuals acting together
	set up on the principle of collectivism or ownership and production by the workers involved usually under the supervision of a government