quaich vs winecup

quaich

noun
  • Any two-handled drinking vessel or trophy. 

  • A traditional shallow, two-handled cup of Scottish origin symbolizing friendship. It was originally used to toast the arrival or departure of a visitor. 

winecup

noun
  • A vessel from which wine is drunk. 

  • The consumption of alcohol; drinking; alcohol as a drink. 

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