Confidentialy or Confidentially: How To spell?
The word Confidentialy is misspelled against Confidentially, an adverb meaning "In confidence; in reliance on secrecy."
Confidentially has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings confidentia & y which should not be misspelled with single 'L'
Wrong Spelling:  confidentia-l-y  Correct Spelling:  confidentia-ll-y 
Find more incorrect spellings of Confidentially to spell right way.