impairing

/IH0 M P EH1 R IH0 NG/
verb
  1. 1

    To weaken; to affect negatively; to have a diminishing effect on.

  2. 2

    To grow worse; to deteriorate.

noun
  1. 1

    Impairment

Source: https://en.wiktionary.org/wiki/impair, https://en.wiktionary.org/wiki/impairing