Disasimilate or Disassimilate: How To spell?
The word Disasimilate is misspelled against Disassimilate, a verb meaning "To subject to disassimilation."
Disassimilate has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings disa & imilate which should not be misspelled with single 'S'
Wrong Spelling:  disa-s-imilate  Correct Spelling:  disa-ss-imilate 
Find more wrongly spelled words of Disassimilate to spell it well.