Cribing or Cribbing: How To spell?
The word Cribing is misspelled against Cribbing, a noun meaning "A framework of timbers and plank backing for a shaft lining, to prevent caving, percolation of water, etc."
Cribbing has double "bb" is mispronounced as "b"Remember double 'BB' in between the strings Cri & ing which should not be misspelled with single 'B'
Wrong Spelling:  Cri-b-ing  Correct Spelling:  Cri-bb-ing 
Find more wrongly spelled words of Cribbing to spell it well.