Nitings or Nittings: How To spell?
The word Nitings is misspelled against Nittings, a noun meaning "The refuse of good ore."
Nittings has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings ni & ings which should not be misspelled with single 'T'
Wrong Spelling:  ni-t-ings  Correct Spelling:  ni-tt-ings 
Find more wrongly spelled words of Nittings to spell it well.