The word Disonant is misspelled against Dissonant, meaning "Harsh or disagreeable in sound."
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Dissonant has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings di & onant which should not be misspelled with single 'S'
Wrong Spelling:  di-s-onant 
Correct Spelling:  di-ss-onant 
Find more incorrect spellings of Dissonant to spell right way.