consummation vs source

consummation

noun
  • The act of consummating, or the state of being consummated; the state of being completed; completion. 

  • The date at which the mortgagor becomes contractually obligated to the mortgagee in a real estate transaction. 

  • The first act of sexual intercourse in a relationship, particularly the first such act following marriage. 

  • Termination; the end (as of the world or of life); an end or resulting state. 

  • The achievement of perfection. 

source

noun
  • The person, place, or thing from which something (information, goods, etc.) comes or is acquired. 

  • A reporter's informant. 

  • Source code. 

  • The name of one terminal of a field effect transistor (FET). 

  • Spring; fountainhead; wellhead; any collection of water on or under the surface of the ground in which a stream originates. 

verb
  • To obtain or procure: used especially of a business resource. 

  • To find information about (a quotation)'s source (from which it comes): to find a citation for. 

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