lieutenant junior grade vs military

lieutenant junior grade and military both are nouns.

Word	Noun	Adjective	Verb	Adverb
lieutenant junior grade	Yes	No	No	No
military	Yes	Yes	No	No

lieutenant junior grade (noun)	military (noun)
an officer holding a commissioned rank in the United States Navy or United States Coast Guard; below lieutenant and above ensign	the military forces of a nation

lieutenant junior grade (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