burnish vs radiance

burnish and radiance both are nouns.

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

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

Other hypernyms of burnish include smoothness, effulgence, radiancy, refulgence, refulgency, shine.

burnish (noun)	radiance (noun)
the property of being smooth and shiny	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

burnish (verb)	radiance (verb)
polish and make shiny