The word Twiting is misspelled against Twitting, which is present continuous of "Twit"
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Twitting has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings twi & ing which should not be misspelled with single 'T'
Wrong Spelling:  twi-t-ing 
Correct Spelling:  twi-tt-ing 
Find more wrongly spelled words of Twitting to spell it well.