military vs attack submarine

military and attack submarine both are nouns.

Word	Noun	Adjective	Verb	Adverb
military	Yes	Yes	No	No
attack submarine	Yes	No	No	No

military (noun)	attack submarine (noun)
the military forces of a nation	a military submarine designed and armed to attack enemy shipping

military (adjective)	attack submarine (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