crowning vs primal

crowning

adj
  • Supreme; of a surpassing quality or quantity. 

noun
  • The stage of vaginal childbirth when the infant's head remains consistently visible at the vulva. 

  • A coronation. 

  • The act of one who crowns (in various senses). 

primal

adj
  • Of greatest importance; primary. 

  • Being the first in time or in history. 

  • Being one of the pieces of meat initially separated from the carcass during butchering, prior to division into smaller cuts. 

noun
  • A primal cut (of meat). 

verb
  • To take part in primal therapy. 

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