Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Transportation Vehicles (hierarchy name)
5. vehicles (transportation)
6. watercraft
7. [watercraft by specific type]
8. [watercraft by function]
9. houseboats

Anotations

Scope note:

Floating houses or shacks on the water, usually a river; characterized by their small size and having been quickly built, often ramshackle. May refer specifically to houseboats built as temporary housing by lumbermen.