I₁C₃O₁S₁A₁H₄E₁D₂R₁O₁N₁

17 points

ICOSAHEDRON is validvalid

a polyhedron with twenty sides [n ICOSAHEDRA, ICOSAHEDRONS]

152,817 of 196,601 in NWL2023·also valid in CSW24

a polyhedron having 20 faces [n ICOSAHEDRA or ICOSAHEDRONS]

115,896 of 280,887 in CSW24·also valid in NWL2023