F₄L₁O₁W₄B₃A₁C₃K₅S₁

23 points

FLOWBACKS is validvalid

FLOWBACK, wastewater created by fracking [n]

99,425 of 196,601 in NWL2023·also valid in CSW24

FLOWBACK, the redistribution or return of something [n]

90,698 of 280,887 in CSW24·also valid in NWL2023