military vs commanding officer

military and commanding officer both are nouns.

Word	Noun	Adjective	Verb	Adverb
military	Yes	Yes	No	No
commanding officer	Yes	No	No	No

military (noun)	commanding officer (noun)
the military forces of a nation	an officer in command of a military unit

military (adjective)	commanding officer (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