confessor

noun

• 1 /kōnˈfesər, ˈkänˌfesər, ˈkänfəˌsôr/ a priest who hears confessions and gives absolution and spiritual counsel.
• a person to whom another confides personal problems.

• 2 /kənˈfesər, ˈkänˌfesər/ a person who avows religious faith in the face of opposition, but does not suffer martyrdom.

• 3 /kənˈfesər/ a person who makes a confession.