Swiper or Swipper: How To spell?
The word Swiper is misspelled against Swipper, an adjective meaning "Nimble; quick."
Swipper has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings swi & er which should not be misspelled with single 'P'
Wrong Spelling:  swi-p-er  Correct Spelling:  swi-pp-er 
Find more wrongly spelled words of Swipper to spell it well.