S₁H₄E₁L₁D₂U₁C₃K₅

18 points

SHELDUCK is validvalid

a bird of genus Radjah [n SHELDUCKS]

81,812 of 196,601 in NWL2023·also valid in CSW24

a large duck of genus Tadorna, also SHELDDUCK, SHELLDUCK [n -S]

220,715 of 280,887 in CSW24·also valid in NWL2023