Saper or Sapper: How To spell?
The word Saper is misspelled against Sapper, a noun meaning "One who saps; specifically (Mil.), one who is employed in working at saps, building and repairing fortifications, and the like."
Sapper has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings sa & er which should not be misspelled with single 'P'
Wrong Spelling:  sa-p-er  Correct Spelling:  sa-pp-er 
Explore spell check of Sapper to spell without errors.