wear vs wear away

wear is a noun but wear away is not a noun.

Word	Noun	Adjective	Verb	Adverb
wear	Yes	No	Yes	No
wear away	No	No	Yes	No

wear (noun)	wear away (noun)
the act of having on your person as a covering or adornment
a covering designed to be worn on a person's body
impairment resulting from long use

wear (verb)	wear away (verb)
be dressed in	become ground down or deteriorate
put clothing on one's body	diminish, as by friction
have or show an appearance of	cut away in small pieces
exhaust or get tired through overuse or great strain or stress
have on one's person
deteriorate through use or stress
go to pieces
last and be usable
have in one's aspect; wear an expression of one's attitude or personality