kafir vs reprobate

kafir

noun
  • A disbeliever, a denier: someone who rejects or disbelieves in God as per Islam (Arabic: الله Allāh) or the tenets of Islam; or more broadly any non-Muslim. 

reprobate

noun
  • One rejected by God; a sinful person. 

  • An individual with low morals or principles. 

verb
  • To refuse, set aside. 

  • To have strong disapproval of something; to reprove; to condemn. 

  • Of God: to abandon or reject, to deny eternal bliss. 

adj
  • Rejected by God; damned, sinful. 

  • Rejected; cast off as worthless. 

  • Immoral, having no religious or principled character. 

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