Forestaler or Forestaller: How To spell?

The word Forestaler is misspelled against Forestaller, a noun meaning "One who forestalls; esp., one who forestalls the market."

Forestaller has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings foresta & er which should not be misspelled with single 'L'
Wrong Spelling:  foresta-l-er 
Correct Spelling:  foresta-ll-er 
Find more incorrect spellings of Forestaller to spell right way.