exhaust manifold vs exhaust

exhaust manifold and exhaust both are nouns.

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

exhaust manifold (noun)	exhaust (noun)
a manifold that receives exhaust gases from the cylinders and conducts them to the exhaust pipe	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 manifold (verb)	exhaust (verb)
	wear out completely
	eliminate (a substance)
	use up the whole supply of
	use up (resources or materials)
	deplete