subsellium /sub-selˈi-əm/

1. A seat in a Roman amphitheatre
2. A misericord

• flight recorders
• flights
• flight test
• flight-test
• flight-tested
• flight-testing
• flight tests
• flight-tests
• flighty
• high noons
• high-occupancy vehicle
• high-occupancy vehicles
• high-octane
• high old time
• high-pitched
• high-place
• high-placed
• high places
• high-places
• high point
• high points
• high polymer
• high polymers
• high-powered
• high-pressure