developed vs unformed

developed

adj
  • Not primitive; not third-world. 

  • Mature. 

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

  • Having useful or necessary infrastructure. 

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

  • Advanced, fully formed. 

unformed

adj
  • Not having a definite form; shapeless; amorphous. 

  • Not well developed. 

  • Not formed or made. 

  • Not grouped into any constellation. 

  • Decomposed, or resolved into parts; having the form destroyed. 

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