Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by general context]

Narrower term/s

• wings (building divisions) [NP][+]
  • ells (building divisions)
  • domestic wings
• inserts (additions)
• postiches

Anotations

Scope note:

Refers to parts added onto an object or structure. In architecture, if a modification does not substantially increase a structure's volume, use "alterations." With regard to printed matter, use "addenda."