dainty vs duck soup

dainty

noun
  • A fancy cookie, pastry, or square, frequently homemade, served at a social event. 

  • A delicacy (in taste). 

adj
  • Fastidious and fussy, especially when eating. 

  • Elegant; delicately small and pretty. 

duck soup

noun
  • Something which is easy; a piece of cake. 

  • Used other than figuratively or idiomatically: see duck, soup. 

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