immoral vs reprobate

immoral

adj
  • Breaching principles of natural law, rectitude, or justice, and so inconsistent with the demands of virtue, purity, or "good morals"; not right, not moral. (Compare unethical, illegal.) 

reprobate

adj
  • Immoral, having no religious or principled character. 

  • Rejected by God; damned, sinful. 

  • Rejected; cast off as worthless. 

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. 

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