The Case of the Sniffles is a classic children's story about a young boy who comes down with a COLD and has to go to the doctor. In the story, the boy's COLD is accompanied by a runny nose and sneezing, which are both symptoms of a COLD. The crossword solutions for the term CASE OF THE SNIFFLES are COLD (4 letters) and RHEUM (5 letters). COLD is an acronym for Common Occurrence of Low-grade Disease, which is a term used to describe a mild COLD. RHEUM is a medical term for mucus or discharge from the nose and eyes, which is another symptom of a COLD.