highball glass vs stemware

highball glass

noun
  • A glass tumbler holding 240 to 350 millilitres, used for highball cocktails and other mixed drinks. 

stemware

noun
  • Drinking glasses that have a stem, such as wine glasses or champagne flutes. 

How often have the words highball glass and stemware occurred in a corpus of books? (source: Google Ngram Viewer )