Paser or Passer: How To spell?
The word Paser is misspelled against Passer, a noun meaning "One who passes; a passenger."
Passer has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings pa & er which should not be misspelled with single 'S'
Wrong Spelling:  pa-s-er  Correct Spelling:  pa-ss-er 
Explore spell check of Passer to spell without errors.