squander vs exhaust

squander is not a noun while exhaust is a noun.

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

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

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

squander (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

squander (verb)	exhaust (verb)
spend extravagantly	wear out completely
spend thoughtlessly; throw away	eliminate (a substance)
	use up the whole supply of
	use up (resources or materials)
	deplete