neighborhood vs neighbourhood

neighborhood and neighbourhood both are nouns.

Word	Noun	Adjective	Verb	Adverb
neighborhood	Yes	No	No	No
neighbourhood	Yes	No	No	No

As nouns, neighborhood and neighbourhood are synonyms defined as:

As nouns, neighborhood and neighbourhood are synonyms defined as:

Other synonyms of neighborhood include locality, neck of the woods, vicinity.

neighborhood (noun)	neighbourhood (noun)
people living near one another	people living near one another
a surrounding or nearby region	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')