chink vs gap

chink

verb
  • To crack; to open. 

  • To cause to open in cracks or fissures. 

  • To cause to make a sharp metallic sound, as coins, small pieces of metal, etc., by bringing them into collision with each other. 

  • To make a slight sound like that of metal objects touching. 

  • To fill an opening such as the space between logs in a log house with chinking; to caulk. 

noun
  • A narrow beam or patch of light admitted by such an opening. 

  • A chip or dent in something metallic. 

  • A slight sound as of metal objects touching each other; a clink. 

  • A narrow opening such as a fissure or crack. 

  • A vulnerability or flaw in a protection system or in any otherwise formidable system. 

gap

verb
  • To make an opening in; to breach. 

  • To leave suddenly. 

  • To notch, as a sword or knife. 

  • To check the size of a gap. 

noun
  • A vacancy, deficit, absence, or lack. 

  • The shortfall between the amount the medical insurer will pay to the service provider and the scheduled fee for the item. 

  • An opening in anything made by breaking or parting. 

  • A hiatus, a pause in something which is otherwise continuous. 

  • An opening allowing passage or entrance. 

  • An opening that implies a breach or defect. 

  • (usually written as "the gap") The disparity between the indigenous and non-indigenous communities with regard to life expectancy, education, health, etc. 

  • An unsequenced region in a sequence alignment. 

  • The regions between the outfielders. 

  • A vacant space or time. 

  • A mountain or hill pass. 

  • A sheltered area of coast between two cliffs (mostly restricted to place names). 

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