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