devastation vs pillaging

devastation and pillaging both are nouns.

Word	Noun	Adjective	Verb	Adverb
devastation	Yes	No	No	No
pillaging	Yes	No	No	No

As nouns, pillaging is a hypernym of devastation; that is, pillaging is a word with a broader meaning than devastation:

Other hypernyms of devastation include pillage, plundering.

devastation (noun)	pillaging (noun)
the termination of something by causing so much damage to it that it cannot be repaired or no longer exists	the act of stealing valuable things from a place
plundering with excessive damage and destruction
an event that results in total destruction
the feeling of being confounded or overwhelmed
the state of being decayed or destroyed