The word Mesing is misspelled against Messing, which is present continuous of "Mess"
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Messing has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings me & ing which should not be misspelled with single 'S'
Wrong Spelling:  me-s-ing 
Correct Spelling:  me-ss-ing 
Find more wrongly spelled words of Messing to spell it well.