ravage vs desolate

ravage is a noun but desolate is not a noun.

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

As verbs, ravage and desolate are synonyms defined as:

Other synonyms of ravage include devastate, lay waste to, scourge, waste.

ravage (noun)	desolate (noun)
(usually plural) a destructive action

ravage (adjective)	desolate (adjective)
	crushed by grief
	providing no shelter or sustenance

ravage (verb)	desolate (verb)
make a pillaging or destructive raid on (a place), as in wartimes	reduce in population
cause extensive destruction or ruin utterly	cause extensive destruction or ruin utterly
	leave someone who needs or counts on you; leave in the lurch