Mauritian vs native

Mauritian and native both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mauritian	Yes	Yes	No	No
native	Yes	Yes	No	No

As nouns, native is a hypernym of Mauritian; that is, native is a word with a broader meaning than Mauritian:

Other hypernyms of Mauritian include aboriginal, aborigine, indigen, indigene.

Mauritian (noun)	native (noun)
a native or inhabitant of Mauritius	indigenous plants and animals
	an indigenous person who was born in a particular place
	a person born in a particular place or country

Mauritian (adjective)	native (adjective)
of or related to the island or country of Mauritius or its inhabitants	characteristic of or existing by virtue of geographic origin
	characteristic of or relating to people inhabiting a region from the beginning
	belonging to one by birth
	as found in nature in the elemental form