facet vs aspect

facet and aspect both are nouns.

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

As nouns, facet and aspect are synonyms defined as:

facet (noun)	aspect (noun)
a distinct feature or element in a problem	the feelings expressed on a person's face
a smooth surface (as of a bone or cut gemstone)	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