The word Disatisfied is misspelled against Dissatisfied, which is past tense of "Dissatisfy"
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Dissatisfied has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings di & atisfied which should not be misspelled with single 'S'
Wrong Spelling:  di-s-atisfied 
Correct Spelling:  di-ss-atisfied 
Find more wrongly spelled words of Dissatisfied to spell it well.