I₁M₃P₃R₁O₁P₃E₁R₁N₁E₁S₁S₁E₁S₁

20 points

IMPROPERNESSES is validvalid

IMPROPERNESS, the quality of being improper [n]

189,079 of 196,601 in NWL2023·also valid in CSW24

IMPROPERNESS, the state of being improper [n]

117,936 of 280,887 in CSW24·also valid in NWL2023