slippage

/S L IH1 P IH0 JH/
noun
  1. 1

    The act of slipping, especially from a secure location.

  2. 2

    The amount by which something has slipped.

  3. 3

    A lessening of performance or achievement.

    โ€œSupply-chain problems led to a slippage in production last week.โ€

  4. 4

    A decrease in motion, or in the power of a mechanical system due to slipping.

  5. 5

    The difference between estimated and actual transaction costs.

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