pumpernickel
noun /ˈpʌmpənɪkl/
  /ˈpʌmpərnɪkl/
 [uncountable] (from German)- a type of heavy dark brown bread made from rye, originally from Germany and often sold in slicesTopics Foodc2Oxford Collocations DictionaryPumpernickel is used before these nouns:- bread
 Word Originmid 18th cent.: transferred use of German Pumpernickel ‘lout, bumpkin’, of unknown ultimate origin.