Tothing or Toothing: How To spell?
The word Tothing is misspelled against Toothing, a noun meaning "Bricks alternately projecting at the end of a wall, in order that they may be bonded into a continuation of it when the remainder is carried up."
Toothing has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings t & thing which should not be misspelled with single 'O'
Wrong Spelling:  t-o-thing  Correct Spelling:  t-oo-thing 
Find more incorrect spellings of Toothing to spell right way.