staunches

/S T AO1 N CH AH0 Z/
verb
  1. 1

    To stop the flow of (blood).

  2. 2

    To stop, check, or deter an action.

    โ€œSomebody's got to staunch those press leaks!โ€

Source: https://en.wiktionary.org/wiki/staunch, https://en.wiktionary.org/wiki/staunches