What dinosaur knows the most words?
The thesaurus.

The amazing Jokiest Joking Joke Book series just went miniature! A punderdome of fun awaits in this pocket-sized edition of a very funny, very punny book of laughter. Featuring hundreds of hilarious jokes for kids, along with clever black-and-white illustrations, it’s a gut-busting way to a funnier day at home or on the go. The Mini Jokiest Puns Book is mini in size, but giant in fun!