flake vs wall knot

flake

noun
  • A flat turn or tier of rope. 

  • A corrupt arrest, e.g. to extort money for release or merely to fulfil a quota. 

  • A scale of a fish or similar animal 

  • A wire rack for drying fish. 

  • The meat of the gummy shark. 

  • Dogfish. 

  • A loose filmy mass or a thin chiplike layer of anything 

  • A carnation with only two colours in the flower, the petals having large stripes. 

  • A paling; a hurdle. 

  • A person who is impractical, flighty, unreliable, or inconsistent; especially with maintaining a living. 

  • A platform of hurdles, or small sticks made fast or interwoven, supported by stanchions, for drying codfish and other things. 

  • A small stage hung over a vessel's side, for workmen to stand on while calking, etc. 

  • A prehistoric tool chipped out of stone. 

verb
  • To prove unreliable or impractical; to abandon or desert, to fail to follow through. 

  • To plant evidence to facilitate a corrupt arrest. 

  • To break or chip off in a flake. 

  • To hit (another person). 

  • To lay out on a flake for drying. 

  • To store an item such as rope or sail in layers 

wall knot

noun
  • A knot made by unlaying the strands of a rope, and making a bight with the first strand, then passing the second over the end of the first, and the third over the end of the second and through the bight of the first. 

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