crystallization vs American spelling

crystallization and American spelling both are nouns.

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

crystallization (noun)	American spelling (noun)
a mental synthesis that becomes fixed or concrete by a process resembling crystal formation	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')
a rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces
the formation of crystals