capping vs completion

capping

noun
  • The selling of a security etc. close to an expiry date. 

  • The process of covering a borehole in order to seal an oil well. 

  • The conversion of a polyhedron into a stellated polyhedron by raising a pyramid on each face. 

  • The recording of a television broadcast to one's computer. 

  • The method of capitalizing every other word in social media titling and tagging to improve readability over unmixed case. Example: #CAPPINGimprovesREADABILITY. 

  • Lying or exaggerating. 

  • The act of removing one's hat as a token of respect. 

  • the leached upper part of a body or rock that still contains disseminated sulphide mineral deposit. 

completion

noun
  • The conclusion of an act of conveyancing concerning the sale of a property. 

  • The act or state of being or making something complete; conclusion, accomplishment. 

  • The space resulting from such an act. 

  • The act of making a metric space complete by adding points. 

  • A forward pass that is successfully caught by the intended receiver. 

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