gold coast vs locality

gold coast and locality both are nouns.

Word	Noun	Adjective	Verb	Adverb
gold coast	Yes	No	No	No
locality	Yes	No	No	No

As nouns, locality is a hypernym of gold coast; that is, locality is a word with a broader meaning than gold coast:

gold coast: a rich neighborhood noted for expensive homes and luxurious living; usually along a coastal area
locality: a surrounding or nearby region

Other hypernyms of gold coast include neck of the woods, neighborhood, neighbourhood, vicinity.

gold coast (noun)	locality (noun)
a rich neighborhood noted for expensive homes and luxurious living; usually along a coastal area	a surrounding or nearby region