devil dog vs military

devil dog and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
devil dog	Yes	No	No	No
military	Yes	Yes	No	No

devil dog (noun)	military (noun)
a member of the United States Marine Corps	the military forces of a nation

devil dog (adjective)	military (adjective)
	associated with or performed by members of the armed services as contrasted with civilians
	characteristic of or associated with soldiers or the military
	of or relating to the study of the principles of warfare