military vs MP

military and MP both are nouns.

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

military (noun)	MP (noun)
the military forces of a nation	a military corps that enforces discipline and guards prisoners
	a member of the military police who polices soldiers and guards prisoners

military (adjective)	MP (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