Filies or Fillies: How To spell?

The word Filies is misspelled against Fillies, which is plural of "Filly"

Fillies has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings fi & ies which should not be misspelled with single 'L'
Wrong Spelling:  fi-l-ies 
Correct Spelling:  fi-ll-ies 
Find more wrongly spelled words of Fillies to spell it well.