aborted vs underdeveloped

aborted

adj
  • Checked in normal development at an early stage. 

  • Brought forth prematurely. 

  • Rendered abortive or sterile; undeveloped. 

underdeveloped

adj
  • immature and not fully developed 

  • having a low level of economic productivity and technological sophistication 

  • of a film that has had insufficient development before being fixed 

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