picturing vs depiction

picturing and depiction both are nouns.

Word	Noun	Adjective	Verb	Adverb
picturing	Yes	No	No	No
depiction	Yes	No	No	No

As nouns, depiction is a hyponym of picturing; that is, depiction is a word with a more specific, narrower meaning than picturing:

Other hyponyms of picturing include delineation, portrayal, imaging, tomography, photography, picture taking.

picturing (noun)	depiction (noun)
visual representation as by photography or painting	representation by drawing or painting etc
visual imagery	a drawing of the outlines of forms or objects
	a representation by picture or portraiture
	a graphic or vivid verbal description