B₃A₁C₃K₅D₂R₁A₁F₄T₁

21 points

BACKDRAFT is validvalid

a rapid combustion of superheated gas with fresh oxygen [n BACKDRAFTS]

90,827 of 196,601 in NWL2023·also valid in CSW24

a reverse movement of air, also BACKDRAUGHT [n -S]

16,648 of 280,887 in CSW24·also valid in NWL2023