The word Nulifying is misspelled against Nullifying, which is present continuous of "Nullify"
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Nullifying has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings nu & ifying which should not be misspelled with single 'L'
Wrong Spelling:  nu-l-ifying 
Correct Spelling:  nu-ll-ifying 
Check more misspelled words of Nullifying to spell it correct.