Miliaries or Milliaries: How To spell?
The word Miliaries is misspelled against Milliaries, which is plural of "Milliary"
Milliaries has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings mi & iaries which should not be misspelled with single 'L'
Wrong Spelling:  mi-l-iaries  Correct Spelling:  mi-ll-iaries 
Find more wrongly spelled words of Milliaries to spell it well.