shine vs gleam

shine and gleam both are nouns.

Word	Noun	Adjective	Verb	Adverb
shine	Yes	No	Yes	No
gleam	Yes	No	Yes	No

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

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

As verbs, shine and gleam are synonyms defined as:

Other synonyms of shine include glint, glisten, glitter.

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

shine (verb)	gleam (verb)
make (a surface) shine	to shine with faint or brief light
experience a feeling of well-being or happiness, as from good health or an intense emotion	shine brightly, like a star or a light
be shiny, as if wet	be shiny, as if wet
have a complexion with a strong bright color, such as red or pink
touch or seem as if touching visually or audibly
be distinguished or eminent
be clear and obvious
emit light; be bright, as of the sun or a light
be bright by reflecting or casting light
throw or flash the light of (a lamp)