The word Guzling is misspelled against Guzzling, which is present continuous of "Guzzle"
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Guzzling has double "zz" is mispronounced as "z"
Remember double 'ZZ' in between the strings gu & ling which should not be misspelled with single 'Z'
Wrong Spelling:  gu-z-ling 
Correct Spelling:  gu-zz-ling 
Check more misspelled words of Guzzling to spell it correct.