deprecation vs du'a'

deprecation

noun
  • A praying against evil; prayer that an evil may be removed or prevented; strong expression of disapprobation. 

  • The act of deprecating. 

  • Entreaty for pardon; petitioning. 

  • An imprecation or curse. 

du'a'

noun
  • private prayer by an individual 

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