line organization vs American spelling

line organization and American spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
line organization	Yes	No	No	No
American spelling	Yes	No	No	No

line organization (noun)	American spelling (noun)
the organizational structure of activities contributing directly to the organization's output	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')