The story
- Old Latin*frūgmentom
- Latinfrūmentum
- Old Frenchfrument
- Middle Frenchfroment
- Hungarianfurmint
- English todayfurmint
From Hungarian furmint, from Middle French fromenté (“a type of grape”). Doublet of frumenty.
Etymology from Wiktionary, CC BY-SA 4.0.