exhaust vs consume

exhaust is a noun but consume is not a noun.

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

As verbs, exhaust and consume are synonyms defined as:

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

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

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

exhaust (noun)	consume (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)	consume (verb)
wear out completely	engage fully
eliminate (a substance)	serve oneself to, or consume regularly
use up the whole supply of	use up (resources or materials)
use up (resources or materials)	spend extravagantly
deplete	eat up completely, as with great appetite
	destroy completely