developed vs primal

developed

adj
  • Having useful or necessary infrastructure. 

  • Not primitive; not third-world. 

  • Mature. 

  • Containing man-made structures such as roads, sewers, electric lines, buildings, and so on. 

  • Processed and fixed; containing a visible negative (or positive for slide film) image 

  • Advanced, fully formed. 

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. 

verb
  • To take part in primal therapy. 

noun
  • A primal cut (of meat). 

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