fuzzy-wuzzy vs hidden

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. 

hidden

adj
  • Obscure. 

  • Located or positioned out of sight; not visually apparent. 

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