Y The letter Y comes after X. Y is for Yo-Yo. Baby monkey is playing with her Yo-Yo. Mummy monkey is knitting with her Yarn. Yarn starts with Y. But where’s daddy monkey? Here he comes with some Yogurt. Y is also for Yogurt. Everyone is hungry. It’s time for dinner. Here are a few more words that begin with Y. Yak Yam Yacht After Y, comes the letter Z.