Sliperily or Slipperily: How To spell?
The word Sliperily is misspelled against Slipperily, an adverb meaning "In a slippery manner."
Slipperily has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings sli & erily which should not be misspelled with single 'P'
Wrong Spelling:  sli-p-erily  Correct Spelling:  sli-pp-erily 
Find more wrongly spelled words of Slipperily to spell it well.