Explore common 3 letter words in English ! This handy guide categorizes and simplifies learning, perfect for beginners or those expanding vocabulary. 3 Letter Words ! In this lesson, you will learn a list of common words that have 3 letters in English with ESL pictures to help you enhance your vocabulary words. Learn the 100 most frequently used three- letter words in English , such as and, the, not, and for. This list is useful for students, teachers, and anyone who wants to improve their vocabulary and spelling skills. 3 - letter words are considered the basic vocabulary of a language. It is essential for kids to start learning these words , as using them will help them form new and bigger words . Moreover, it will encourage them to absorb new words , and thus will boost their vocabulary.