egest vs exhaust

egest is not a noun while exhaust is a noun.

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

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

Other hypernyms of egest include discharge, eject, expel, release.

egest (noun)	exhaust (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

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