contrast vs picture taking

contrast and picture taking both are nouns.

Word	Noun	Adjective	Verb	Adverb
contrast	Yes	No	Yes	No
picture taking	Yes	No	No	No

contrast (noun)	picture taking (noun)
the act of distinguishing by comparing differences	the act of taking and printing photographs
the range of optical density and tone on a photographic negative or print (or the extent to which adjacent areas on a television screen differ in brightness)
the perceptual effect of the juxtaposition of very different colors
a conceptual separation or distinction
the opposition or dissimilarity of things that are compared

contrast (verb)	picture taking (verb)
put in opposition to show or emphasize differences
to show differences when compared; be different