Dissylabic or Dissyllabic: How To spell?
The word Dissylabic is misspelled against Dissyllabic, an adjective meaning "Consisting of two syllables only; as, a dissyllabic foot in poetry."
Dissyllabic has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings dissy & abic which should not be misspelled with single 'L'
Wrong Spelling:  dissy-l-abic  Correct Spelling:  dissy-ll-abic 
Find more wrongly spelled words of Dissyllabic to spell it well.