The word Tuging is misspelled against Tugging, which is present continuous of "Tug"
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Tugging has double "gg" is mispronounced as "g"
Remember double 'GG' in between the strings tu & ing which should not be misspelled with single 'G'
Wrong Spelling:  tu-g-ing 
Correct Spelling:  tu-gg-ing 
Check more misspelled words of Tugging to spell it correct.