The evolution of English pronunciation has eroded much of the evidence of the Bard’s wit—but a new approach aims to bring some of his original wordplay back to life. But! There’s another pun, too.

"A pun is notoriously difficult to define, but it's a type of wordplay, and it takes many different forms," says John Pollack. "The most common type of pun is the humorous use of a word in such a way ...