Disapointing or Disappointing: How To spell?
The word Disapointing is misspelled against Disappointing, which is present continuous of "Disappoint"
Disappointing has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings disa & ointing which should not be misspelled with single 'P'
Wrong Spelling:  disa-p-ointing  Correct Spelling:  disa-pp-ointing 
Find more incorrect spellings of Disappointing to spell right way.