Department of the Treasury vs FinCEN

Department of the Treasury and FinCEN both are nouns.

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

Department of the Treasury (noun)	FinCEN (noun)
the federal department that collects revenue and administers federal finances; the Treasury Department was created in 1789	a law enforcement agency of the Treasury Department responsible for establishing and implementing policies to detect money laundering