Turmoil (noun)

1. A state of great confusion, disturbance, or uncertainty.
2. A state of intense emotional or mental agitation.
3. A chaotic or unstable situation.

Origin:

Derived from the latin word "tremere" meaning to tremble or shake and "molestia" meaning trouble or disturbance.

Examples:

1. The country was in turmoil following the revolution.
2. He was in turmoil after losing his job.
3. The stock market was in turmoil after the announcement.
4. The company was in turmoil after the CEO resigned.
5. The city was in turmoil after the natural disaster.