definitive vs primal

definitive

adj
  • definite, authoritative and complete 

  • conclusive or decisive 

  • general, not issued for commemorative purposes 

  • explicitly defined 

  • limiting; determining 

noun
  • an ordinary postage stamp that is part of a series of all denominations or is reprinted as needed to meet demand 

  • a word, such as a definite article or demonstrative pronoun, that defines or limits something 

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 definitive and primal occurred in a corpus of books? (source: Google Ngram Viewer )