B₃A₁C₃K₅S₁W₄I₁M₃M₃E₁R₁S₁

27 points

BACKSWIMMERS is validvalid

BACKSWIMMER, an insect of species Notonecta uhleri* [n]

164,702 of 196,601 in NWL2023·also valid in CSW24

BACKSWIMMER, one who swims on the back [n]

16,911 of 280,887 in CSW24·also valid in NWL2023