Tothback or Toothback: How To spell?
The word Tothback is misspelled against Toothback, a noun meaning "Any notodontian."
Toothback has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings t & thback which should not be misspelled with single 'O'
Wrong Spelling:  t-o-thback  Correct Spelling:  t-oo-thback 
Find more incorrect spellings of Toothback to spell right way.