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 general type]
7. languages (established systems of communication)

Anotations

Scope note:

Forms or varieties of a given language that are peculiar to a specific region and differ from the standard or literary form of the language regarding vocabulary, pronunciation, idiom, or other characteristics.