The word Moping is misspelled against Mopping, which is present continuous of "Mop"
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Mopping has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings mo & ing which should not be misspelled with single 'P'
Wrong Spelling:  mo-p-ing 
Correct Spelling:  mo-pp-ing 
Find more incorrect spellings of Mopping to spell right way.