The word "Wenny" is spelled with a silent "w" at the beginning, which may cause confusion for those unfamiliar with the word. The correct pronunciation of "Wenny" is /ˈwɛni/, with the stress on the first syllable. The letter "e" in the second syllable is pronounced as the short "e" sound, similar to the "e" sound in "pet". In some regions, "Wenny" may be pronounced with a slightly extended "e" sound in the second syllable, closer to the "eh" sound in "bet".
Having the nature of a wen; resembling a wen.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.