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