disambiguation vs illumination

disambiguation and illumination both are nouns.

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

As nouns, illumination is a hypernym of disambiguation; that is, illumination is a word with a broader meaning than disambiguation:

Other hypernyms of disambiguation include clarification, elucidation.

disambiguation (noun)	illumination (noun)
clarification that follows from the removal of ambiguity	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