war machine vs garrison

war machine and garrison both are nouns.

Word	Noun	Adjective	Verb	Adverb
war machine	Yes	No	No	No
garrison	Yes	No	Yes	No

war machine (noun)	garrison (noun)
the military forces of a nation	a fortified military post where troops are stationed
	the troops who maintain and guard a fortified place

war machine (verb)	garrison (verb)
	station (troops) in a fort or garrison