Aba or Abba: How To spell?
The word Aba is misspelled against Abba, a noun meaning "Father; religious superior; -- in the Syriac, Coptic, and Ethiopic churches, a title given to the bishops, and by the bishops to the patriarch."
Abba has double "bb" is mispronounced as "b"Remember double 'BB' in between the strings A & a which should not be misspelled with single 'B'
Wrong Spelling:  A-b-a  Correct Spelling:  A-bb-a 
Browse incorrect spellings of Abba to spell it good.