The word Sluming is misspelled against Slumming, which is present continuous of "Slum"
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Slumming has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings slu & ing which should not be misspelled with single 'M'
Wrong Spelling:  slu-m-ing 
Correct Spelling:  slu-mm-ing 
Check more misspelled words of Slumming to spell it correct.