fuzzy-wuzzy vs sparse

fuzzy-wuzzy

adj
  • Fuzzy. 

noun
  • A Papuan, especially one who assisted the Australian military against the Japanese; a Fuzzy Wuzzy Angel. 

  • A Hadendoa warrior of the Mahdi army in the 19th century. 

sparse

adj
  • Not dense; meager; scanty 

  • Having few nonzero elements 

  • Having widely spaced intervals. 

How often have the words fuzzy-wuzzy and sparse occurred in a corpus of books? (source: Google Ngram Viewer )