Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. information form components
7. [script and type forms]
8. script and type signs
9. phonetic signs
10. letters (signs)

Anotations

Scope note:

In type, those letters that in a given font are not the capitals nor the small capitals and that usually are smaller than the capitals and employ ascenders and descenders. For handwritten scripts having ascenders and descenders, use "minuscule."