fatha vs papa

fatha

noun
  • father 

  • The vowel designated by this mark. 

  • In Arabic script, the vowel point for a, appearing as a diagonal line placed above a letter ( ـَ ) and designating a short a /a/. If the Arabic letters ا (أَلِف (ʔalif)) or ى (أَلِف مَقْصُورَة (ʔalif maqṣūra)) immediately follow, it indicates a long ā /aː/. 

papa

noun
  • Dad, daddy, father; a familiar or old-fashioned term of address to one’s father. 

  • A parish priest in the Greek Orthodox Church. 

  • A pet name for one's grandfather. 

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