From Old High German rocko, from Proto-Germanic *rugiz, from Proto-Indo-European *urugʰya-, *wrughyo-. The older and expected form is archaic Rocken; the modern consonantism through German Low German influence. Cognate with Dutch rogge, Low German Rogg, Old Norse rugr (Danish rug, Swedish råg), English rye, Russian рожь (rozh') and Latvian rudzi.
Roggen m (genitive Roggens, plural Roggen)
- Roggen in Duden online