If "native" refers to place of origin:
* Foreign: This is the most general antonym.
* Exotic: This implies something from a distant or unusual place.
* Alien: This implies something that is not from the same place and is unfamiliar.
* Imported: This specifically refers to something that was brought in from another place.
If "native" refers to natural growth or origin:
* Introduced: This refers to something that was brought in from another place and is now growing or living in a new environment.
* Cultivated: This refers to something that is grown or raised by humans.
* Artificial: This refers to something that is not naturally occurring but created by humans.
If "native" refers to someone who was born in a particular place:
* Immigrant: This refers to someone who has come to live permanently in a country that is not their native country.
* Foreigner: This refers to someone who is from a different country.
* Visitor: This refers to someone who is temporarily in a place that is not their native country.
To choose the best antonym, consider the specific meaning of "native" in the context you are using it in.