parachute vs pole-vault

parachute

verb
  • To jump, fall, descend, etc. using such a device. 

  • To introduce into a place using such a device. 

  • To place (somebody) in an organisation in a position of authority without their having previous experience there; used with in or into. 

noun
  • A web or fold of skin extending between the legs of gliding mammals, such as the flying squirrel and colugo. 

  • A small collar which fastens around the scrotum and from which weights can be hung. 

  • A device, generally constructed from fabric, that is designed to employ air resistance to control the fall of an object or person, causing them to float instead of falling. 

  • A piece of cloth used in physical education often colorful and surrounded by handles. 

pole-vault

verb
  • To perform a pole vault 

  • To vault over something using a pole vault 

How often have the words parachute and pole-vault occurred in a corpus of books? (source: Google Ngram Viewer )