Left Bank vs neighborhood

Left Bank and neighborhood both are nouns.

Word	Noun	Adjective	Verb	Adverb
Left Bank	Yes	No	No	No
neighborhood	Yes	No	No	No

Left Bank (noun)	neighborhood (noun)
the region of Paris on the southern bank of the Seine; a center of artistic and student life	people living near one another
	a surrounding or nearby region
	an area within a city or town that has some distinctive features (especially one forming a community)
	the approximate amount of something (usually used prepositionally as in `in the region of')