C₃O₁N₁T₁R₁A₁P₃R₁O₁P₃E₁L₁L₁E₁R₁

21 points

CONTRAPROPELLER is no goodvalid

Not a playable Scrabble word in NWL2023.

It is valid in CSW24·

one of a pair of propellers rotating in opposite directions [n]

49,398 of 280,887 in CSW24·not in NWL2023