Blackbaling or Blackballing: How To spell?

The word Blackbaling is misspelled against Blackballing, which is present continuous of "Blackball"

Blackballing has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings blackba & ing which should not be misspelled with single 'L'
Wrong Spelling:  blackba-l-ing 
Correct Spelling:  blackba-ll-ing 
Find more wrongly spelled words of Blackballing to spell it well.