aspect vs visual percept

aspect and visual percept both are nouns.

Word	Noun	Adjective	Verb	Adverb
aspect	Yes	No	No	No
visual percept	Yes	No	No	No

As nouns, visual percept is a hypernym of aspect; that is, visual percept is a word with a broader meaning than aspect:

aspect: the visual percept of a region
visual percept: a percept that arises from the eyes; an image in the visual system

Other hypernyms of aspect include visual image.

aspect (noun)	visual percept (noun)
the feelings expressed on a person's face	a percept that arises from the eyes; an image in the visual system
a characteristic to be considered
a distinct feature or element in a problem
the visual percept of a region
the beginning or duration or completion or repetition of the action of a verb