anecdote vs yarn

anecdote

verb
  • To tell anecdotes (about). 

noun
  • A previously untold secret account of an incident. 

  • An account which supports an argument, but which is not supported by scientific or statistical analysis. 

  • A short account of a real incident or person, often humorous or interesting. 

yarn

verb
  • To tell a story or stories, especially one that is lengthy or unlikely to be true. 

noun
  • A twisted strand of fiber used for knitting or weaving. 

  • Bundles of fibers twisted together, and which in turn are twisted in bundles to form strands, which in their turn are twisted or plaited to form rope. 

  • A story, a tale, especially one that is incredible. 

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