Prestablishment or Preestablishment: How To spell?
The word Prestablishment is misspelled against Preestablishment, a noun meaning "Settlement beforehand."
Preestablishment has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Pr & stablishment which should not be misspelled with single 'E'
Wrong Spelling:  Pr-e-stablishment  Correct Spelling:  Pr-ee-stablishment 
Find more wrongly spelled words of Preestablishment to spell it well.