Misive or Missive: How To spell?
The word Misive is misspelled against Missive, meaning "A message in writing."
Missive has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings mi & ive which should not be misspelled with single 'S'
Wrong Spelling:  mi-s-ive  Correct Spelling:  mi-ss-ive 
Find more wrongly spelled words of Missive to spell it well.