Prolepticaly or Proleptically: How To spell?
The word Prolepticaly is misspelled against Proleptically, an adverb meaning "In a proleptical manner."
Proleptically has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings proleptica & y which should not be misspelled with single 'L'
Wrong Spelling:  proleptica-l-y  Correct Spelling:  proleptica-ll-y 
Find more incorrect spellings of Proleptically to spell right way.