military vs military vehicle

military and military vehicle both are nouns.

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

military (noun)	military vehicle (noun)
the military forces of a nation	vehicle used by the armed forces

military (adjective)	military vehicle (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