illuminating vs enlightening

illuminating and enlightening both are adjectives.

Word	Noun	Adjective	Verb	Adverb
illuminating	No	Yes	No	No
enlightening	No	Yes	No	No

As adjectives, illuminating and enlightening are synonyms defined as:

illuminating and enlightening: tending to increase knowledge or dissipate ignorance

Other synonyms of illuminating include informative.

illuminating (adjective)	enlightening (adjective)
tending to increase knowledge or dissipate ignorance	tending to increase knowledge or dissipate ignorance
	enlightening or uplifting so as to encourage intellectual or moral improvement