Incidentaly or Incidentally: How To spell?

The word Incidentaly is misspelled against Incidentally, meaning "Without intention."

Incidentally has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings incidenta & y which should not be misspelled with single 'L'
Wrong Spelling:  incidenta-l-y 
Correct Spelling:  incidenta-ll-y 
Find more wrongly spelled words of Incidentally to spell it well.