Disanuller or Disannuller: How To spell?
The word Disanuller is misspelled against Disannuller, a noun meaning "One who disannuls."
Disannuller has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings disa & uller which should not be misspelled with single 'N'
Wrong Spelling:  disa-n-uller  Correct Spelling:  disa-nn-uller 
Check more misspelled words of Disannuller to spell it correct.