heller

/HH EH1 L ER0/
noun
  1. 1

    A German coin equivalent to half a pfennig, later used widely as a small coin in Central Europe and the German Empire.

  2. 2

    A subdivision of the Czech, Slovakian and Czechoslovakian koruna. 100 hellers make up one koruna.

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