fill in vs hide

fill in

verb
  • To beat up; to physically assault. 

  • To substitute for somebody or something. 

  • To complete a form or questionnaire with requested information. 

  • To fill; to replace material that is absent or has been removed. 

  • To inform somebody, especially to supply someone missing or missed information. 

hide

verb
  • To beat with a whip made from hide. 

  • To put (something) in a place where it will be harder to discover or out of sight. 

  • To put oneself in a place where one will be harder to find or out of sight. 

noun
  • A secret room for hiding oneself or valuables; a hideaway. 

  • The skin of an animal. 

  • (mainly British) A covered structure from which hunters, birdwatchers, etc can observe animals without scaring them. 

  • One's own life or personal safety, especially when in peril. 

  • A covered structure to which a pet animal can retreat, as is recommended for snakes. 

  • A unit of land and tax assessment of varying size, originally as intended to support one household with dependents. 

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