Nigling or Niggling: How To spell?

The word Nigling is misspelled against Niggling, which is present continuous of "Niggle"

Niggling has double "gg" is mispronounced as "g"
Remember double 'GG' in between the strings ni & ling which should not be misspelled with single 'G'
Wrong Spelling:  ni-g-ling 
Correct Spelling:  ni-gg-ling 
Find more wrongly spelled words of Niggling to spell it well.

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