wordplay
The clever and funny use of words to make jokes.
Wordplay is the clever and playful use of words to create humor, surprise, or multiple meanings. When someone makes a pun by saying, “I'm reading a book about anti-gravity. It's impossible to put down,” they're using wordplay because “put down” means both setting something down physically and stopping reading.
Wordplay appears everywhere once you start noticing it. Comedians use it constantly: “Why don't scientists trust atoms? Because they make up everything!” Authors love it too. Dr. Seuss filled his books with wordplay, creating silly rhymes and made-up words that sound funny when you say them aloud. Shakespeare packed his plays with puns and clever phrases that work on multiple levels.
The best wordplay makes you stop and think for a second before you get it, then makes you groan or laugh. It might twist a common phrase, like saying someone “has a pizza my heart” instead of “a piece of my heart.” Or it might play with words that sound alike but mean different things, like “time flies like an arrow; fruit flies like a banana.”
Wordplay takes real skill because you need to understand language deeply to bend it in interesting ways. When you catch yourself making a good pun or creating a clever phrase, you're doing wordplay.