Hised or Hissed: How To spell?
The word Hised is misspelled against Hissed, which is past tense of "Hiss"
Hissed has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings hi & ed which should not be misspelled with single 'S'
Wrong Spelling:  hi-s-ed  Correct Spelling:  hi-ss-ed 
Find more wrongly spelled words of Hissed to spell it well.