exhaust vs wear out

exhaust is a noun but wear out is not a noun.

Word	Noun	Adjective	Verb	Adverb
exhaust	Yes	No	Yes	No
wear out	No	No	Yes	No

As verbs, wear out is a hypernym of exhaust; that is, wear out is a word with a broader meaning than exhaust:

Other hypernyms of exhaust include fag, fag out, fatigue, jade, outwear, tire, tire out, wear, wear down, wear upon, weary.

exhaust (noun)	wear out (noun)
system consisting of the parts of an engine through which burned gases or steam are discharged
gases ejected from an engine as waste products

exhaust (verb)	wear out (verb)
wear out completely	exhaust or get tired through overuse or great strain or stress
eliminate (a substance)	deteriorate through use or stress
use up the whole supply of	go to pieces
use up (resources or materials)
deplete