block out vs photography

block out is not a noun while photography is a noun.

Word	Noun	Adjective	Verb	Adverb
block out	No	No	Yes	No
photography	Yes	No	No	No

block out (noun)	photography (noun)
	the act of taking and printing photographs
	the occupation of taking and printing photographs or making movies
	the process of producing images of objects on photosensitive surfaces

block out (verb)	photography (verb)
plan where and when songs should be inserted into a theatrical production, or plan a theatrical production in general
indicate roughly
shield from light
prevent from entering