S₁O₁U₁N₁D₂B₃O₁X₈E₁S₁

20 points

SOUNDBOXES is validvalid

SOUNDBOX, a resonant cavity in a musical instrument [n]

140,845 of 196,601 in NWL2023·also valid in CSW24

SOUNDBOX, a resonant cavity in a musical instrument [n]

229,105 of 280,887 in CSW24·also valid in NWL2023