Nuling or Nailing: How To spell?

The word Nuling is misspelled against Nailing, which is present continuous of "Nail"

Word contains consecutive vowels 'AI' in between alphabets n & ling is misspelled as 'U'
Wrong Spelling: n-u-ling
Correct Spelling: n-ai-ling
Check more misspelled words of Nailing to spell it correct.