capping vs opening

capping

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

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

  • 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. 

opening

noun
  • The first few measures of a musical composition. 

  • The first performance of a show or play by a particular troupe. 

  • A gap permitting passage through. 

  • The initial period when a show at an art gallery or museum is first opened, especially the first evening. 

  • A vacant position, especially in an array. 

  • An unoccupied employment position. 

  • In mathematical morphology, the dilation of the erosion of a set. 

  • An act or instance of making or becoming open. 

  • A time available in a schedule. 

  • An opportunity, as in a competitive activity. 

  • An act or instance of beginning. 

  • The first few moves in a game. 

adj
  • Pertaining to the start or beginning of a series of events. 

  • describing the first period of play, usually up to the fall of the first wicket; describing a batsman who opens the innings or a bowler who opens the attack 

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