decentralization vs centralization

decentralization and centralization both are nouns.

Word	Noun	Adjective	Verb	Adverb
decentralization	Yes	No	No	No
centralization	Yes	No	No	No

decentralization (noun)	centralization (noun)
the spread of power away from the center to local branches or governments	the act of consolidating power under a central control
the social process in which population and industry moves from urban centers to outlying districts	gathering to a center