wash away vs take away

wash away and take away both are verbs.

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

As verbs, take away is a hypernym of wash away; that is, take away is a word with a broader meaning than wash away:

wash away: remove by the application of water or other liquid and soap or some other cleaning agent
take away: remove something concrete, as by lifting, pushing, or taking off, or remove something abstract

Other hypernyms of wash away include remove, take, withdraw.

As verbs, take away is a hypernym of wash away; that is, take away is a word with a broader meaning than wash away:

Other hypernyms of wash away include remove.

wash away (verb)	take away (verb)
remove by the application of water or other liquid and soap or some other cleaning agent	take out or remove
to set aside as irrelevant	remove something concrete, as by lifting, pushing, or taking off, or remove something abstract
	get rid of something abstract
	take away a part from; diminish
	buy and consume food from a restaurant or establishment that sells prepared food
	remove from a certain place, environment, or mental or emotional state; transport into a new location or state
	take from a person or place