aspect vs gloominess

aspect and gloominess both are nouns.

Word	Noun	Adjective	Verb	Adverb
aspect	Yes	No	No	No
gloominess	Yes	No	No	No

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

Other hyponyms of aspect include leer, light, spark, sparkle, twinkle.

aspect (noun)	gloominess (noun)
the feelings expressed on a person's face	the quality of excessive mournfulness and uncheerfulness
a characteristic to be considered	The property of having a frowning or scowling appearance.
a distinct feature or element in a problem	a feeling of melancholy apprehension
the visual percept of a region	an atmosphere of depression and melancholy
the beginning or duration or completion or repetition of the action of a verb