aspect vs visage

aspect and visage both are nouns.

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

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

Other hypernyms of aspect include countenance.

aspect (noun)	visage (noun)
the feelings expressed on a person's face	the appearance conveyed by a person's face
a characteristic to be considered	the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)
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