gloam vs twilight

gloam and twilight both are nouns.

Word	Noun	Adjective	Verb	Adverb
gloam	Yes	No	No	No
twilight	Yes	Yes	No	No

As nouns, gloam and twilight are synonyms defined as:

Other synonyms of gloam include crepuscle, crepuscule, dusk, evenfall, fall, gloaming, nightfall.

gloam (noun)	twilight (noun)
the time of day immediately following sunset	the diffused light from the sky when the sun is below the horizon but its rays are refracted by the atmosphere of the earth
	a condition of decline following successes
	the time of day immediately following sunset

gloam (adjective)	twilight (adjective)
	lighted by or as if by twilight