S₁U₁L₁F₄U₁R₁I₁N₁G₂

13 points

SULFURING is validvalid

SULFUR, to treat with a certain nonmetallic element [v]

115,772 of 196,601 in NWL2023·also valid in CSW24

SULFUR, to treat with sulfur, also SULPHUR [v]

239,461 of 280,887 in CSW24·also valid in NWL2023