Here are some possibilities:
* The Andes Mountains: This is the most common and direct use of the term.
* Andean people: This refers to the indigenous peoples who live in the Andes region.
* Andean culture: This encompasses the traditions, beliefs, and customs of the Andean people.
* Andean languages: This refers to the various languages spoken by Andean people, such as Quechua and Aymara.
* Andean countries: This refers to the countries located in the Andes region, such as Peru, Bolivia, Ecuador, Colombia, and Chile.
It's important to be specific about what you're referring to when using the term "Andean" to avoid confusion.