combined vs conglomerate

combined is not a noun while conglomerate is a noun.

Word	Noun	Adjective	Verb	Adverb
combined	No	Yes	No	No
conglomerate	Yes	Yes	Yes	No

combined (noun)	conglomerate (noun)
	a group of diverse companies under common ownership and run as a single organization
	a composite rock made up of particles of varying size

combined (adjective)	conglomerate (adjective)
made or joined or united into one	composed of heterogeneous elements gathered into a mass

combined (verb)	conglomerate (verb)
	increase in amount by collecting or gathering