looping vs twisty

looping

noun
  • Something that loops; a looped pattern or action. 

  • The running together of ore into a mass, when the ore is only heated for calcination. 

twisty

noun
  • Something that is twisty, such as a road 

  • A collapsible element having a marker such as a small triangle that rotates between horizontal and vertical positions to indicate whether the content is currently hidden or expanded. 

  • A strand of hair twisted together in a braid-like fashion 

adj
  • Characterised by a twist or twists; twisting. 

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