garrotte vs quelch

garrotte

verb
  • To execute by strangulation. 

  • To suddenly render insensible by semi-strangulation, and then to rob. 

noun
  • A cord, wire or similar used for strangulation. 

  • An iron collar formerly used in Spain to execute people by strangulation. 

quelch

verb
  • To squelch; to eliminate. 

  • To make a squelching sound. 

noun
  • A blow; a bang. 

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