shriving

verb
  1. 1

    To hear or receive a confession (of sins etc.)

  2. 2

    To prescribe penance or absolution.

  3. 3

    To confess, and receive absolution.

noun
  1. 1

    The hearing of a confession of sins.

Source: https://en.wiktionary.org/wiki/shrive, https://en.wiktionary.org/wiki/shriving