Louvre Museum vs Louvre

Louvre Museum and Louvre both are nouns.

Word	Noun	Adjective	Verb	Adverb
Louvre Museum	Yes	No	No	No
Louvre	Yes	No	No	No

As nouns, Louvre Museum and Louvre are synonyms defined as:

Louvre Museum and Louvre: an art museum that is a famous tourist attraction in Paris

Louvre Museum (noun)	Louvre (noun)
an art museum that is a famous tourist attraction in Paris	an art museum that is a famous tourist attraction in Paris