military vs war vessel

military and war vessel both are nouns.

Word	Noun	Adjective	Verb	Adverb
military	Yes	Yes	No	No
war vessel	Yes	No	No	No

military (noun)	war vessel (noun)
the military forces of a nation	a government ship that is available for waging war

military (adjective)	war vessel (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