Possible Clues:

• High tableland
• No longer living in Pyrenean centre - somewhere flatter?
• Leveling-off place
• High level land area
• Plain gold affixed to denture
• Plain dish with a bun in the middle
• Tableland's mountain pasture over time starts emulating Austrian upland
• Stop getting any higher
• Relatively flat highland
• Plain laminate with a core of gum