masker

verb
  1. 1

    To render giddy or senseless

  2. 2

    To be bewildered.

  3. 3

    To choke; stifle.

  4. 4

    To decay; rust.

noun
  1. 1

    One who wears a mask; one who appears in disguise at a masquerade or wears a mask in a ritual.

  2. 2

    That which masks (noise in a signal, etc.).

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