military vs close order

military and close order both are nouns.

Word	Noun	Adjective	Verb	Adverb
military	Yes	Yes	No	No
close order	Yes	No	No	No

military (noun)	close order (noun)
the military forces of a nation	a military formation for drill or marching

military (adjective)	close order (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