dainty vs tartness

dainty

noun
  • A delicacy (in taste). 

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

adj
  • Fastidious and fussy, especially when eating. 

  • Elegant; delicately small and pretty. 

tartness

noun
  • The characteristic of being tart; sharpness of taste 

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