Pantry and Still room

Pantry noun - A built-in space for storage behind a door.

Still room and pantry are semantically related. (British) in buttery topic. In some cases you can use "Still room" instead a noun "Pantry".

Still room noun - A pantry or storeroom connected with the kitchen (especially in a large house) for preparing tea and beverages and for storing liquors and preserves and tea etc.

Pantry and still room are semantically related. You can use "Pantry" instead a noun phrase "Still room".