refulgency vs gleaming

refulgency and gleaming both are nouns.

Word	Noun	Adjective	Verb	Adverb
refulgency	Yes	No	No	No
gleaming	Yes	Yes	No	No

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

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

refulgency (noun)	gleaming (noun)
the quality of being bright and sending out rays of light	an appearance of reflected light
	a flash of light (especially reflected light)

refulgency (adjective)	gleaming (adjective)
	bright with a steady but subdued shining