sentences:  The first syllable, "Hasch—", or, to use its older form, "Has—", according to placename researchers Ernst Christmann and Kaufmann, refers to the hare (in German, "Hase"; or in Proto-Germanic, "Haso").Researchers Dolch and Greule concur, but do not rule out that the syllable might refer to "Hasa", a name for a body of water.Over the ages, Haschbach has borne the following names