supererogation

/หŒs(j)uหpษ™ษนษ›ษนษ™หˆษกeษชสƒ(ษ™)n/

IPA: /S UW0 P ER0 EH1 R AH0 G EY1 SH AH0 N/

noun
  1. 1

    An act of doing more than is required.

  2. 2

    An action that is neither morally forbidden nor required, but has moral value.

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