wash out vs destroy

wash out and destroy both are verbs.

Word	Noun	Adjective	Verb	Adverb
wash out	No	No	Yes	No
destroy	No	No	Yes	No

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

Other hypernyms of wash out include ruin.

wash out (verb)	destroy (verb)
deplete of strength or vitality	defeat soundly and humiliatingly
lose color in the process of being washed	destroy completely; damage irreparably
drain off the color in the course of laundering	put (an animal) to death
remove by the application of water or other liquid and soap or some other cleaning agent	do away with, cause the destruction or undoing of
wear or destroy by the force of water
wash free from unwanted substances, such as dirt
prevent or interrupt due to rain