repel vs send off

repel

verb
  • To reject, put off (a request, demand etc.). 

  • To ward off (a malignant influence, attack etc.). 

  • To drive back (an assailant, advancing force etc.). 

  • To cause repulsion or dislike in; to disgust. 

  • To save (a shot). 

  • To force away by means of a repulsive force. 

send off

verb
  • To send; to dispatch. 

  • To show someone a red card, and dismiss them from the playing area. 

  • To provide a celebration for someone who is leaving; give a sendoff. 

  • To emit; to emanate. 

noun
  • farewell party 

  • funeral or memorial service 

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