F₄L₁A₁T₁L₁A₁N₁D₂

12 points

FLATLAND is validvalid

land lacking significant variation in elevation [n FLATLANDS]

67,435 of 196,601 in NWL2023·also valid in CSW24

land lacking variation in elevation [n -S]

89,744 of 280,887 in CSW24·also valid in NWL2023