Flaging or Flagging: How To spell?
The word Flaging is misspelled against Flagging, a noun meaning "A pavement or sidewalk of flagstones; flagstones, collectively."
Flagging has double "gg" is mispronounced as "g"Remember double 'GG' in between the strings fla & ing which should not be misspelled with single 'G'
Wrong Spelling:  fla-g-ing  Correct Spelling:  fla-gg-ing 
Find more wrongly spelled words of Flagging to spell it well.