finality

/F AY0 N AE1 L AH0 T IY0/
noun
  1. 1

    The state of being final; the condition from which no further changes occur.

    โ€œThe finality of my father's death suddenly hit me: there would be no more bedtime stories, no more games of catch in the back yard.โ€

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