hijack vs sequestrate

hijack

verb
  • To introduce an amendment deleting the contents of a bill and inserting entirely new provisions. 

  • To seize control of some process or resource to achieve a purpose other than its originally intended one. 

  • To seize control of a networked computer by means of infecting it with a worm or other malware, thereby turning it into a zombie. 

  • To forcibly seize control of some vehicle in order to rob it or to reach a destination (especially an airplane, truck or a boat). 

  • To change software settings without a user's knowledge so as to force that user to visit a certain web site. 

noun
  • An instance of hijacking; the illegal seizure of a vehicle; a hijacking. 

  • An instance of a seizure and redirection of a process. 

  • An amendment which deletes the contents of a bill and inserts entirely new provisions. 

  • Preflop, the position two before the dealer. 

sequestrate

verb
  • To sequester. 

adj
  • Having enclosed underground or partially buried fruiting bodies, like a truffle. 

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