Swiler or Swiller: How To spell?
The word Swiler is misspelled against Swiller, a noun meaning "One who swills."
Swiller has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings swi & er which should not be misspelled with single 'L'
Wrong Spelling:  swi-l-er  Correct Spelling:  swi-ll-er 
Find more wrongly spelled words of Swiller to spell it well.