circuit court of appeals vs judicial branch

circuit court of appeals and judicial branch both are nouns.

Word	Noun	Adjective	Verb	Adverb
circuit court of appeals	Yes	No	No	No
judicial branch	Yes	No	No	No

circuit court of appeals (noun)	judicial branch (noun)
one of the twelve federal United States courts of appeals that cover a group of states known as a `circuit'	the branch of the United States government responsible for the administration of justice