confessionary

/kənˈfɛ.ʃən.ɛə̯ɹ.iː/

Etymology

From Late Latin confessionarium.

adj

Of or relating to confession.

noun

A manual or guide to making confession.
A confessional.“la Cadiere told her that almost every Night before me went into the Confessionary, F. Girard embraced and kiss'd her”