Department of Defense vs National Reconnaissance Office

Department of Defense and National Reconnaissance Office both are nouns.

Word	Noun	Adjective	Verb	Adverb
Department of Defense	Yes	No	No	No
National Reconnaissance Office	Yes	No	No	No

Department of Defense (noun)	National Reconnaissance Office (noun)
the federal department responsible for safeguarding national security of the United States; created in 1947	an intelligence agency in the United States Department of Defense that designs and builds and operates space reconnaissance systems to detect trouble spots worldwide and to monitor arms control agreements and environmental issues and to help plan military operations