photography vs contrasty

photography is a noun but contrasty is not a noun.

Word	Noun	Adjective	Verb	Adverb
photography	Yes	No	No	No
contrasty	No	Yes	No	No

photography (noun)	contrasty (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

photography (adjective)	contrasty (adjective)
	having sharp differences between black and white