Pumpernickel alternative is a term used to describe other types of breads that can be used as an alternative to pumpernickel. The crossword solutions for this term are RYE (3 letters), Wholewheat (10 letters) and Wholewheatbread (15 letters). RYE is a type of grain that is used to make bread, while Wholewheat and Wholewheatbread are both types of bread made from whole wheat flour. All three of these alternatives to pumpernickel are healthier options than traditional pumpernickel bread.