fighting vs military

fighting and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
fighting	Yes	Yes	No	No
military	Yes	Yes	No	No

fighting (noun)	military (noun)
the act of fighting; any contest or struggle	the military forces of a nation

fighting (adjective)	military (adjective)
engaged in or ready for military or naval operations	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