Dissylable or Dissyllable: How To spell?
The word Dissylable is misspelled against Dissyllable, a noun meaning "A word of two syllables; as, pa-per."
Dissyllable has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings dissy & able which should not be misspelled with single 'L'
Wrong Spelling:  dissy-l-able  Correct Spelling:  dissy-ll-able 
Find more wrongly spelled words of Dissyllable to spell it well.