United States Attorney General vs US Attorney General

United States Attorney General and US Attorney General both are nouns.

Word	Noun	Adjective	Verb	Adverb
United States Attorney General	Yes	No	No	No
US Attorney General	Yes	No	No	No

As nouns, United States Attorney General and US Attorney General are synonyms defined as:

United States Attorney General and US Attorney General: the person who holds the position of secretary of the Justice Department

Other synonyms of United States Attorney General include Attorney General.

United States Attorney General (noun)	US Attorney General (noun)
the person who holds the position of secretary of the Justice Department	the person who holds the position of secretary of the Justice Department