Mildam or Milldam: How To spell?
The word Mildam is misspelled against Milldam, a noun meaning "A dam or mound to obstruct a water course, and raise the water to a height sufficient to turn a mill wheel."
Milldam has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings mi & dam which should not be misspelled with single 'L'
Wrong Spelling:  mi-l-dam  Correct Spelling:  mi-ll-dam 
Find more wrongly spelled words of Milldam to spell it well.