Misfalen or Misfallen: How To spell?
The word Misfalen is misspelled against Misfallen, which is past perfect of "Misfall"
Misfallen has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings misfa & en which should not be misspelled with single 'L'
Wrong Spelling:  misfa-l-en  Correct Spelling:  misfa-ll-en 
Find more wrongly spelled words of Misfallen to spell it well.