American spelling vs black humor

American spelling and black humor both are nouns.

Word	Noun	Adjective	Verb	Adverb
American spelling	Yes	No	No	No
black humor	Yes	No	No	No

American spelling (noun)	black humor (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	the juxtaposition of morbid and farcical elements (in writing or drama) to give a disturbing effect