The word Witiness is misspelled against Wittiness, a noun meaning "The quality of being witty."
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Wittiness has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings wi & iness which should not be misspelled with single 'T'
Wrong Spelling:  wi-t-iness 
Correct Spelling:  wi-tt-iness 
Find more wrongly spelled words of Wittiness to spell it well.