Blackbaled or Blackballed: How To spell?

The word Blackbaled is misspelled against Blackballed, which is past tense of "Blackball"

Blackballed has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings blackba & ed which should not be misspelled with single 'L'
Wrong Spelling:  blackba-l-ed 
Correct Spelling:  blackba-ll-ed 
Explore spell check of Blackballed to spell without errors.