specter vs American spelling

specter and American spelling both are nouns.

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

specter (noun)	American spelling (noun)
a mental representation of some haunting experience	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')
a ghostly appearing figure