illuminate vs illumination

illuminate is not a noun while illumination is a noun.

Word	Noun	Adjective	Verb	Adverb
illuminate	No	No	Yes	No
illumination	Yes	No	No	No

illuminate (noun)	illumination (noun)
	painting or drawing included in a book (especially in illuminated medieval manuscripts)
	the luminous flux incident on a unit area
	an interpretation that removes obstacles to understanding
	the degree of visibility of your environment
	a condition of spiritual awareness; divine illumination

illuminate (verb)	illumination (verb)
introduce light into
make free from confusion or ambiguity; make clear
add embellishments and paintings to (medieval manuscripts)