confessional

adjective
  1. 1

    In the manner or style of a confession.

  2. 2

    Officially practicing a particular religion, as a state or organization. See confessionalism 1.

noun
  1. 1

    (Roman Catholic church) A small room where confessionโ€”the sacrament of reconciliationโ€”is performed by a priest.

  2. 2

    A confession.

Source: https://en.wiktionary.org/wiki/confessional