Disanul or Disannul: How To spell?
The word Disanul is misspelled against Disannul, a verb meaning "To annul completely; to render void or of no effect."
Disannul has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings disa & ul which should not be misspelled with single 'N'
Wrong Spelling:  disa-n-ul  Correct Spelling:  disa-nn-ul 
Check more misspelled words of Disannul to spell it correct.