Left Bank vs Quai d'Orsay

Left Bank and Quai d'Orsay both are nouns.

Word	Noun	Adjective	Verb	Adverb
Left Bank	Yes	No	No	No
Quai d'Orsay	Yes	No	No	No

Left Bank (noun)	Quai d'Orsay (noun)
the region of Paris on the southern bank of the Seine; a center of artistic and student life	the French department in charge of foreign affairs; referred to familiarly by its address in Paris
	the street in Paris along the south bank of the Seine known for its governmental ministries