Distraught (adjective)

1. Greatly agitated or upset as a result of emotional or mental stress.
2. In a state of extreme confusion or agitation.

Origin:

From the past participle of the old english distrætan, from distræt, past participle of distreccan to distress.

Examples:

1. She was distraught when she heard the news of her friend's death.
2. The parents were distraught when they couldn't find their child.
3. He was so distraught that he couldn't speak.
4. She was distraught by the loss of her pet.
5. The soldiers were distraught by the horrors of war.