Burp a strange smell, also dilute water, stomach grumbling, may be gastrointestinal tract inflammation, unclean diet, digestive tract tumors and other causes. 1. Inflammation of the gastrointestinal tract: for example, gastritis, enteritis can cause gastrointestinal mucosa congestion, swelling caused by abnormal secretion of digestive juices, intestinal peristalsis abnormalities, which can cause hiccups and a strange smell and dilute water stomach grumbling symptoms. 2. unclean diet: due to improper diet or unclean food, may cause the function of the gastrointestinal tract abnormalities, resulting in hiccups and a strange smell and diluted water stomach gurgling. 3. Digestive tract tumors: such as stomach cancer, intestinal tumors, intestinal polyps and other diseases, may also cause hiccups and a strange smell and diluted water stomach gurgling. Hiccups a strange smell also diluted water stomach grumbling, there may be other reasons, you need to go to the hospital in time for examination, to clarify the cause of the disease and follow the doctor’s instructions for treatment.