D₂Y₄S₁P₃R₁O₁S₁I₁U₁M₃

18 points

DYSPROSIUM is validvalid

the chemical element with atomic number 66 [n DYSPROSIUMS]

126,815 of 196,601 in NWL2023·also valid in CSW24

a rare-earth metal used in nuclear research [n -S]

73,517 of 280,887 in CSW24·also valid in NWL2023