Mohammedan vs namazi

Mohammedan

noun

  • Muslim. 

adj

  • Muslim, Islamic. 

  • relating to Mohammed. 

namazi

noun

  • a devout Muslim. 

  • a Muslim, especially a bigot or a religious extremist. 

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