quelling vs stopping

quelling

noun
  • The act by which something is quelled. 

adj
  • causing something to quell or be quelled 

stopping

noun
  • The act of something that stops; a halt. 

  • Material for filling a cavity. 

  • A partition or door to direct or prevent a current of air. 

  • A pad or poultice of dung or other material applied to a horse's hoof to keep it moist. 

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