Existential Turmoil is a term used to describe a state of intense mental distress and anxiety caused by the realization of one's own mortality and the meaninglessness of life. It is often associated with the philosophical movement of Existentialism, which emphasizes the individual's freedom and responsibility to create their own meaning in life. ANGST is a German word that is used to describe a feeling of deep anxiety or dread. It is often used to describe the feeling of Existential Turmoil.