Disimilar or Dissimilar: How To spell?
The word Disimilar is misspelled against Dissimilar, an adjective meaning "Not similar; unlike; heterogeneous; as, the tempers of men are as dissimilar as their features."
Dissimilar has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings di & imilar which should not be misspelled with single 'S'
Wrong Spelling:  di-s-imilar  Correct Spelling:  di-ss-imilar 
Find more wrongly spelled words of Dissimilar to spell it well.