Slekness or Sleekness: How To spell?
The word Slekness is misspelled against Sleekness, a noun meaning "The quality or state of being sleek; smoothness and glossiness of surface."
Sleekness has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Sl & kness which should not be misspelled with single 'E'
Wrong Spelling:  Sl-e-kness  Correct Spelling:  Sl-ee-kness 
Explore spell check of Sleekness to spell without errors.