Islamicist vs jihadi

Islamicist

noun

  • An Islamic fundamentalist. 

  • An expert or scholar in Islam. 

adj

  • Pertaining to Islamic fundamentalism. 

  • Pertaining to Islamic scholarship. 

jihadi

noun

  • A jihadist. 

adj

  • pertaining to jihad or jihadism 

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