assault gun vs military

assault gun and military both are nouns.

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

assault gun (noun)	military (noun)
an armored vehicle with the chassis of a tank (but no turret) and a large gun; used as an antitank weapon and to support infantry	the military forces of a nation
any of the automatic rifles or semiautomatic rifles with large magazines designed for military use

assault gun (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