destabilization vs American spelling

destabilization and American spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
destabilization	Yes	No	No	No
American spelling	Yes	No	No	No

destabilization (noun)	American spelling (noun)
the action of destabilizing; making something less stable (especially of a government or country or economy)	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')
an event that causes a loss of equilibrium (as of a ship or aircraft)