R₁I₁G₂O₁R₁O₁U₁S₁N₁E₁S₁S₁E₁S₁

15 points

RIGOROUSNESSES is validvalid

RIGOROUSNESS, the quality of being rigorous [n]

191,480 of 196,601 in NWL2023·also valid in CSW24

RIGOROUSNESS, the state of being rigorous [n]

208,491 of 280,887 in CSW24·also valid in NWL2023