Harnesed or Harnessed: How To spell?
The word Harnesed is misspelled against Harnessed, which is past tense of "Harness"
Harnessed has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings harne & ed which should not be misspelled with single 'S'
Wrong Spelling:  harne-s-ed  Correct Spelling:  harne-ss-ed 
Explore spell check of Harnessed to spell without errors.