Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. language-related concepts
5. [languages and writing systems]
6. [languages and writing systems by specific type]

Anotations

Scope note:

Family of North American Native American languages including the Eyak, Athapaskan, and Tlingit languages, and (in some classifications) Haida. Some scholars believe the Na-Dene may be related to the Yeniseian languages of central Siberia.