Gamza

A red-wine grape widely grown in northern Bulgaria, and Hungary, where it is called Kadarka. Used to make an excellent full-bodied red suitable for aging.
Found on http://www.chowbaby.com/10_2000/glossary/glossary.html?synchpage=8&Z=550170

Gamza

The red grapes (also Gimza, Gomza, G
Found on http://www.wein-plus.eu/en/Gamza_3.0.2433.html
No exact match found