baba vs fatha

baba

noun
  • A father. 

  • An old woman, especially a traditional old woman from an eastern European culture. 

  • A baby, child. 

  • A grandmother. 

  • A holy man, a spiritual leader. 

  • A kind of sponge cake soaked in rum-flavoured syrup. 

  • In baby talk, often used for a variety of words beginning with b, such as bottle or blanket. 

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/. 

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