Some words selected from our dictionary:
Subject: Grapevine physiology
Afrikaans: fotosintese
Xhosa: ifotosinthesisi
Subject: Yeast
Afrikaans: gis
Xhosa: igwele
Subject: Wine tasting
Afrikaans: oud, oorverouderd
Xhosa: dala, ubudala
Subject: Winemaking
Afrikaans: aftapping
Xhosa: ukuvulela amanzi
English - ivumba elibi
Isifanakuthi okanye isisthethanonye: incasa embi

English: off-flavour
adjective
Subject: Wine fault
slightly offensive odour or taste in a wine and considered a fault.
Afrikaans: wangeur
byvoeglike naamwoord
Onderwerp: Wynfout
effense onaangename geur of smaak in 'n wyn, en as 'n fout beskou.