Unfalible or Unfallible: How To spell?
The word Unfalible is misspelled against Unfallible, an adjective meaning "Infallible."
Unfallible has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings unfa & ible which should not be misspelled with single 'L'
Wrong Spelling:  unfa-l-ible  Correct Spelling:  unfa-ll-ible 
Find more wrongly spelled words of Unfallible to spell it well.