Occurence or Occurrence: How To spell?

The word Occurence is misspelled against Occurrence, a noun meaning "A coming or happening; as, the occurence of a railway collision."

Occurrence has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings occu & ence which should not be misspelled with single 'R'
Wrong Spelling: occu-r-ence
Correct Spelling: occu-rr-ence
Check more misspelled words of Occurrence to spell it correct.