retention vs thrust

retention

noun
  • The act of retaining or something retained 

  • The portion of a potential damange that must be paid for by the holder of an insurance policy. 

  • The act or power of remembering things 

  • The involuntary withholding of urine and faeces 

  • A memory; what is retained in the mind 

  • The length of time an individual remains in treatment 

  • The right to withhold a debt, or of retaining property until a debt due to the person claiming the right is duly paid; a lien. 

thrust

noun
  • A push, stab, or lunge forward (the act thereof.) 

  • An attack made by moving the sword parallel to its length and landing with the point. 

  • The primary effort; the goal. 

  • The force generated by propulsion, as in a jet engine. 

verb
  • To stab; to pierce; usually with through. 

  • To enter by pushing; to squeeze in. 

  • To push out or extend rapidly or powerfully. 

  • To make advance with force. 

  • To push or drive with force; to shove. 

  • To force something upon someone. 

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