fire-eater

/F AY1 ER0 IY0 T ER0/
noun
  1. 1

    A performer who pretends to swallow fire.

  2. 2

    A quarrelsome or belligerent person.

  3. 3

    An extreme partisan for the South before the US Civil War.

Source: https://en.wiktionary.org/wiki/fire-eater