writing vs black and white

writing and black and white both are nouns.

Word	Noun	Adjective	Verb	Adverb
writing	Yes	No	No	No
black and white	Yes	Yes	No	No

As nouns, black and white is a hypernym of writing; that is, black and white is a word with a broader meaning than writing:

writing: the work of a writer; anything expressed in letters of the alphabet (especially when considered from the point of view of style and effect)
black and white: communication by means of written symbols (either printed or handwritten)

Other hypernyms of writing include written communication, written language.

As nouns, black and white is a hypernym of writing; that is, black and white is a word with a broader meaning than writing:

writing: letters or symbols that are written or imprinted on a surface to represent the sounds or words of a language
black and white: communication by means of written symbols (either printed or handwritten)

Other hypernyms of writing include written communication, written language.

As nouns, black and white is a hypernym of writing; that is, black and white is a word with a broader meaning than writing:

writing: (usually plural) the collected work of an author
black and white: communication by means of written symbols (either printed or handwritten)

Other hypernyms of writing include body of work, oeuvre, work, written communication, written language.

writing (noun)	black and white (noun)
the activity of putting something in written form	a black-and-white photograph or slide
the act of creating written works	communication by means of written symbols (either printed or handwritten)
the work of a writer; anything expressed in letters of the alphabet (especially when considered from the point of view of style and effect)
letters or symbols that are written or imprinted on a surface to represent the sounds or words of a language
(usually plural) the collected work of an author

writing (adjective)	black and white (adjective)
	not having or not capable of producing colors