The term 'anguished one' can be solved by the five-letter word 'piner'. A 'piner' is someone who is in a state of great distress or sorrow. This person may be feeling overwhelmed with emotions such as grief, despair, and anguish. They may be struggling to cope with a difficult situation or a traumatic event. The term 'piner' is often used to describe someone who is going through a period of intense emotional pain.