There are various synonyms that could be used instead of "confession chairs". One option could be "penitent's bench", which is a piece of furniture used in some Christian traditions for someone to kneel and confess their sins. Another possibility could be "absolution stool", which is a similar concept where an individual can receive forgiveness for their wrongdoing. "Reconciliation seat" is another synonym that suggests a space for someone to come clean and make amends. Alternatively, "forgiveness chair" highlights the importance of seeking and receiving forgiveness. Whatever the term used, the idea of creating a space for individuals to confess and seek forgiveness is central to many religious and personal beliefs.