visualize vs visualization

visualize is not a noun while visualization is a noun.

Word	Noun	Adjective	Verb	Adverb
visualize	No	No	Yes	No
visualization	Yes	No	No	No

visualize (noun)	visualization (noun)
	a mental image that is similar to a visual perception

visualize (verb)	visualization (verb)
make visible
imagine; conceive of; see in one's mind
form a mental picture of something that is invisible or abstract
view the outline of by means of an X-ray