wainscot

/ˈweɪnskɒt/
noun
  1. 1

    An area of wooden (especially oaken) panelling on the lower part of a room’s walls.

  2. 2

    Any of various noctuid moths.

Synonyms

verb
  1. 1

    To decorate a wall with a wainscot.

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