Dyspepsia

n. indigestion; bad mood, ill-humor

Dyspepsia (from the Greek "δυς-" (Dys-), meaning hard or difficult, and "πέψη" (Pepse), meaning digestion) is chronic or recurrent pain or discomfort centered in the upper abdomen Discomfort, in this context, includes mild pain, upper abdominal fullness and feeling full earlier than expected with eating. It can be accompanied by bloating, belching, nausea or heartburn. Heartburn is excluded from the definition of dyspesia in ICD 10, as it usually has a different cause and management pathway.
See more at Wikipedia.org...

Dyspepsia can be defined as painful, difficult, or disturbed digestion, which may be accompanied by symptoms such as nausea and [more]Dyspepsia - Community and Resources

Noun
1. a disorder of digestive function characterized by discomfort or heartburn or nausea
(synonym) indigestion, stomach upset, upset stomach
(hypernym) symptom
(part-meronym) stomachache, stomach ache, bellyache, gastralgia

Alt. of Dyspepsy