destruction vs ravage

destruction and ravage both are nouns.

Word	Noun	Adjective	Verb	Adverb
destruction	Yes	No	No	No
ravage	Yes	No	Yes	No

As nouns, ravage is a hyponym of destruction; that is, ravage is a word with a more specific, narrower meaning than destruction:

destruction (noun)	ravage (noun)
the termination of something by causing so much damage to it that it cannot be repaired or no longer exists	(usually plural) a destructive action
an event that completely destroys something
a final state

destruction (verb)	ravage (verb)
	make a pillaging or destructive raid on (a place), as in wartimes
	cause extensive destruction or ruin utterly