hoarhound

/HH AO1 R HH AW0 N D/
noun
  1. 1

    Any plant of the genus Marrubium.

  2. 2

    Any plant of the genus Ballota.

  3. 3

    A herb, Marrubium vulgare, of the mint family, traditionally used as a cough remedy and to make a type of hard candy.

Source: https://en.wiktionary.org/wiki/hoarhound, https://en.wiktionary.org/wiki/horehound