S₁E₁X₈C₃E₁N₁T₁E₁N₁A₁R₁Y₄

24 points

SEXCENTENARY is validvalid

a six-hundredth anniversary [n SEXCENTENARIES]

174,800 of 196,601 in NWL2023·also valid in CSW24

an anniversary recurring every six hundred years [n SEXCENTENARIES]

219,751 of 280,887 in CSW24·also valid in NWL2023