consummation vs last gasp

consummation

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

  • 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. 

  • The achievement of perfection. 

last gasp

noun
  • The point of death, or the last period of one's life. 

  • The last gasp or breath a person takes before death. 

  • A last-gasp moment, attempt, etc. 

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