Etymology of the English word rootstock
the English word rootstock
derived from the English word root
derived from the English word rot
derived from the Old Norse word rot
derived from the Proto-Indo-European root *wrad-
derived from the Proto-Indo-European root *wrād-
derived from the Proto-Germanic root *rutjan
derived from the Proto-Germanic root *wrotanan
derived from the Greek word rhizoma, ῥίζωμα