Commisioned or Commissioned: How To spell?
The word Commisioned is misspelled against Commissioned, which is past tense of "Commission"
Commissioned has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings commi & ioned which should not be misspelled with single 'S'
Wrong Spelling:  commi-s-ioned  Correct Spelling:  commi-ss-ioned 
Find more incorrect spellings of Commissioned to spell right way.