adjective, wit·ti·er, wit·ti·est.
Examples from the Web for wittiest
She was voted “the wittiest, cleverest, and most distinctive” student in her year.Wonder Woman’s Creation Story Is Wilder Than You Could Ever Imagine|Tom Arnold-Forster|November 3, 2014|DAILY BEAST
He never spoke a thing but what was said before, and yet can converse with the wittiest men without being ridiculous.Isaac Bickerstaff|Richard Steele
“That is the wittiest turning of satire into comedy I have ever known,” she cried.A Nest of Linnets|Frank Frankfort Moore
If you had remained with me you would have grown to be the most beautiful as well as the wittiest woman in the world.Little Mr. Thimblefinger and His Queer Country|Joel Chandler Harris
It is probable that Heine is the wittiest man that ever lived, or at least the wittiest man of modern times.
One more comment should be added, which is that this is the wittiest book that Mr Wells has yet given us.H. G. Wells|J. D. Beresford