C₃O₁D₂E₁B₃O₁O₁K₅

17 points

CODEBOOK is validvalid

a book listing words and their coded equivalents [n CODEBOOKS]

62,562 of 196,601 in NWL2023·also valid in CSW24

a book containing code words and symbols [n -S]

44,305 of 280,887 in CSW24·also valid in NWL2023