S₁I₁S₁T₁R₁O₁I₁D₂

9 points

SISTROID is validvalid

included between the convex sides of two intersecting curves [adj]

82,230 of 196,601 in NWL2023·also valid in CSW24

shaped like a sistrum, a kind of rattle [adj]

223,836 of 280,887 in CSW24·also valid in NWL2023