ensign vs military

ensign and military both are nouns.

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

ensign (noun)	military (noun)
colors flown by a ship to show its nationality	the military forces of a nation
an emblem flown as a symbol of nationality
a person who holds a commissioned rank in the United States Navy or the United States Coast Guard; below lieutenant junior grade

ensign (adjective)	military (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