superficial vs superficies

superficial is not a noun while superficies is a noun.

Word	Noun	Adjective	Verb	Adverb
superficial	No	Yes	No	No
superficies	Yes	No	No	No

superficial (noun)	superficies (noun)
	outer surface of an area or a body
	the purely external aspect of a thing; superficial appearance

superficial (adjective)	superficies (adjective)
concerned with or comprehending only what is apparent or obvious; not deep or penetrating emotionally or intellectually
of, affecting, or being on or near the surface
hasty and without attention to detail; not thorough
of little substance or significance
occurring on or near the surface of the skin