hamstring vs promote

hamstring

verb
  • To lame or disable by cutting the tendons of the ham or knee; to hough. 

  • To cripple; to incapacitate; to disable. 

noun
  • One of the great tendons situated in each side of the ham, or space back of the knee, and connected with the muscles of the back of the thigh. 

  • The biceps femoris, semimembranosus, and semitendinosus muscles. 

promote

verb
  • To increase the activity of (a catalyst) by changing its surface structure. 

  • To elevate to a higher league. 

  • To raise (someone) to a more important, responsible, or remunerative job or rank. 

  • To move on to a subsequent stage of education. 

  • To encourage, urge or incite. 

  • To advocate or urge on behalf of (something or someone); to attempt to popularize or sell by means of advertising or publicity. 

  • To exchange (a pawn) for a queen or other piece when it reaches the eighth rank. 

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