refulgence vs sheen

refulgence and sheen both are nouns.

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

As nouns, sheen is a hyponym of refulgence; that is, sheen is a word with a more specific, narrower meaning than refulgence:

Other hyponyms of refulgence include gleam, gleaming, glow, lambency, luster, lustre, shininess, burnish, gloss, glossiness, polish.

refulgence (noun)	sheen (noun)
the quality of being bright and sending out rays of light	the visual property of something that shines with reflected light