Nity or Nitty: How To spell?
The word Nity is misspelled against Nitty, an adjective meaning "Full of nits."
Nitty has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings ni & y which should not be misspelled with single 'T'
Wrong Spelling:  ni-t-y  Correct Spelling:  ni-tt-y 
Find more wrongly spelled words of Nitty to spell it well.