Islamicist vs Islamist

Islamicist

noun
  • An Islamic fundamentalist. 

  • An expert or scholar in Islam. 

adj
  • Pertaining to Islamic fundamentalism. 

  • Pertaining to Islamic scholarship. 

Islamist

noun
  • A Muslim who espouses Islamic fundamentalist beliefs. 

  • A scholastic Muslim who specializes in Muslim academics. 

adj
  • Motivated by fundamentalist Muslim beliefs, particularly in the political sphere. 

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