assault rifle vs military

assault rifle and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
assault rifle	Yes	No	No	No
military	Yes	Yes	No	No

assault rifle (noun)	military (noun)
any of the automatic rifles or semiautomatic rifles with large magazines designed for military use	the military forces of a nation

assault rifle (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