S₁U₁B₃O₁X₈I₁D₂E₁S₁

19 points

SUBOXIDES is validvalid

SUBOXIDE, an oxide containing relatively little oxygen [n]

115,622 of 196,601 in NWL2023·also valid in CSW24

SUBOXIDE, an oxide containing little oxygen [n]

238,214 of 280,887 in CSW24·also valid in NWL2023