declination vs repulse

declination

noun
  • A refusal. 

  • At a given point, the angle between magnetic north and true north. 

  • At a given point, the angle between the line connecting this point with the geographical center of the earth and the equatorial plane. 

repulse

noun
  • refusal, rejection or repulsion 

  • the act of repulsing or the state of being repulsed 

verb
  • To repel or drive back. 

  • To reject or rebuff. 

  • To cause revulsion in. 

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