armed forces vs military

armed forces and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
armed forces	Yes	No	No	No
military	Yes	Yes	No	No

As nouns, armed forces and military are synonyms defined as:

Other synonyms of armed forces include armed services, military machine, war machine.

armed forces (noun)	military (noun)
the military forces of a nation	the military forces of a nation

armed forces (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