Biging or Bigging: How To spell?
The word Biging is misspelled against Bigging, a verb meaning "A building."
Bigging has double "gg" is mispronounced as "g"Remember double 'GG' in between the strings bi & ing which should not be misspelled with single 'G'
Wrong Spelling:  bi-g-ing  Correct Spelling:  bi-gg-ing 
Find more wrongly spelled words of Bigging to spell it well.