sheen vs radiance

sheen and radiance both are nouns.

Word	Noun	Adjective	Verb	Adverb
sheen	Yes	No	No	No
radiance	Yes	No	No	No

As nouns, radiance is a hypernym of sheen; that is, radiance is a word with a broader meaning than sheen:

Other hypernyms of sheen include effulgence, radiancy, refulgence, refulgency, shine.

sheen (noun)	radiance (noun)
the visual property of something that shines with reflected light	the quality of being bright and sending out rays of light
	the amount of electromagnetic radiation leaving or arriving at a point on a surface
	an attractive combination of good health and happiness