exhaust vs deplete

exhaust is a noun but deplete is not a noun.

Word	Noun	Adjective	Verb	Adverb
exhaust	Yes	No	Yes	No
deplete	No	No	Yes	No

As verbs, exhaust and deplete are synonyms defined as:

Other synonyms of exhaust include consume, eat, eat up, expend, run through, use, use up, wipe out.

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

Other hypernyms of exhaust include consume, eat, eat up, exhaust, expend, run through, use, use up, wipe out.

exhaust (noun)	deplete (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)	deplete (verb)
wear out completely	use up (resources or materials)
eliminate (a substance)
use up the whole supply of
use up (resources or materials)
deplete