wash away vs rinse

wash away is not a noun while rinse is a noun.

Word	Noun	Adjective	Verb	Adverb
wash away	No	No	Yes	No
rinse	Yes	No	Yes	No

wash away (noun)	rinse (noun)
	washing lightly without soap
	the act of giving a light tint to the hair
	the removal of soap with clean water in the final stage of washing
	a liquid preparation used on wet hair to give it a tint

wash away (verb)	rinse (verb)
remove by the application of water or other liquid and soap or some other cleaning agent	rinse one's mouth and throat with mouthwash
to set aside as irrelevant	wash off soap or remaining dirt
	clean with some chemical process