earmarks

/IH1 R M AA0 R K S/
verb
  1. 1

    To mark (as of sheep) by slitting the ear.

  2. 2

    (by extension) To specify or set aside for a particular purpose, to allocate.

    โ€œYou can donate to the organization as a whole, or you can earmark your contribution for a particular project.โ€

Source: https://en.wiktionary.org/wiki/earmark, https://en.wiktionary.org/wiki/earmarks