quelling vs windup

quelling

noun
  • The act by which something is quelled. 

adj
  • causing something to quell or be quelled 

windup

noun
  • The act of ending or concluding something. 

  • A practical joke or tease. 

  • A long explanation of some line of thought to reach a certain conclusion. 

  • The act of preparing for a certain style of pitching. 

  • The last part of something; a conclusion. 

adj
  • Operated by a coiled spring that is wound by hand. 

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