ewer vs quaich

ewer

noun
  • A kind of widemouthed pitcher or jug with a shape like a vase and a handle. 

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. 

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