cat's whiskers vs saint

cat's whiskers

noun
  • Something considered to be outstanding. 

  • Java tea (Orthosiphon aristatus) 

saint

noun
  • A person with positive qualities; one who does good. 

  • A person whom a church or another religious group has officially recognised as especially holy or godly; one eminent for piety and virtue. 

  • One of the blessed in heaven. 

prefix
  • A prefix attached to another term, used to create placenames. The resultant placename need not be associated with any religious saint character. 

verb
  • To canonize, to formally recognize someone as a saint. 

How often have the words cat's whiskers and saint occurred in a corpus of books? (source: Google Ngram Viewer )