jail vs American spelling

jail and American spelling both are nouns.

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

jail (noun)	American spelling (noun)
a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence)	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')

jail (verb)	American spelling (verb)
lock up or confine, in or as in a jail