timekeeping

/T AY1 M K IY0 P IH0 NG/
verb
  1. 1

    To keep track of and/or enforce any restrictions on the time; keep time.

noun
  1. 1

    The measurement of time, or determining what the local time is.

Source: https://en.wiktionary.org/wiki/timekeep, https://en.wiktionary.org/wiki/timekeeping