Treasury Department vs Department of the Treasury

Treasury Department and Department of the Treasury both are nouns.

Word	Noun	Adjective	Verb	Adverb
Treasury Department	Yes	No	No	No
Department of the Treasury	Yes	No	No	No

As nouns, Treasury Department and Department of the Treasury are synonyms defined as:

Treasury Department and Department of the Treasury: the federal department that collects revenue and administers federal finances; the Treasury Department was created in 1789

Other synonyms of Treasury Department include Treasury, United States Treasury.

Treasury Department (noun)	Department of the Treasury (noun)
the federal department that collects revenue and administers federal finances; the Treasury Department was created in 1789	the federal department that collects revenue and administers federal finances; the Treasury Department was created in 1789