Ilegible or Illegible: How To spell?
The word Ilegible is misspelled against Illegible, an adjective meaning "Incapable of being read; not legible; as, illegible handwriting; an illegible inscription."
Illegible has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings i & egible which should not be misspelled with single 'L'
Wrong Spelling:  i-l-egible  Correct Spelling:  i-ll-egible 
Find more wrongly spelled words of Illegible to spell it well.