exhaust vs wash up

exhaust is a noun but wash up is not a noun.

Word	Noun	Adjective	Verb	Adverb
exhaust	Yes	No	Yes	No
wash up	No	No	Yes	No

As verbs, exhaust and wash up are synonyms defined as:

Other synonyms of exhaust include beat, tucker, tucker out.

exhaust (noun)	wash up (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)	wash up (verb)
wear out completely	wash one's face and hands
eliminate (a substance)	wear out completely
use up the whole supply of	be carried somewhere by water or as if by water
use up (resources or materials)	wash dishes
deplete	carry somewhere (of water or current or waves)