Odynophagia is a medical term that refers to the painful feeling experienced while swallowing food or drinks. Other synonyms for odynophagia include painful swallowing, dysphagia, painful deglutition, swallowing pain or discomfort, and phagodynia. These terms denote the same experience of discomfort or pain experienced in the throat and chest region while swallowing. The causes of this condition may include infections, inflammation, trauma, tumors, or other underlying medical conditions. Treatment options may vary according to the underlying cause of the pain, but may include medication, surgery, or lifestyle changes. Regardless of the term used, any discomfort or pain while swallowing should be evaluated by a medical doctor or specialist for proper diagnosis and treatment.