screes

/S K R IY1 Z/
noun
  1. 1

    Loose stony debris on a slope.

  2. 2

    (by extension) Similar debris made up of broken building material such as bricks, concrete, etc.

  3. 3

    A slope made up of loose stony debris at the base of a cliff, mountain, etc.

noun
  1. 1

    A harsh, high-pitched sound or cry (as of a hawk).

noun
  1. 1

    A coarse sieve.

Source: https://en.wiktionary.org/wiki/scree, https://en.wiktionary.org/wiki/screes