Anguish

Anguish (from the Latin angustia "distress") is "extreme unhappiness caused by physical or mental suffering." The feeling of anguish is typically preceded by a tragedy or event that has a profound meaning to the being in question. Anguish can be felt physically or mentally (often referred to as emotional distress).
Anguish is also a term used in philosophy, often as a synonym for angst. It is a paramount feature of existentialist philosophy, in which anguish is often understood as the... plus