diddy vs tickler

diddy

noun
  • A fool, a tit. 

  • A woman's breast. 

  • A gypsy. 

adj
  • very small, tiny 

tickler

noun
  • One who tickles. 

  • A tickler file, file cabinet, or similar containing memoranda of deadlines arranged in date order. 

  • Something puzzling; a poser. 

  • A reminder. 

  • A person who or thing which amuses or excites. 

  • A latex condom that has additional protrusions, for enhancing the sexual pleasure of the user. 

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