... or to look at again. Other common prefixes include, in-, anti-, pre-, post-, un-, non-, con-, and dis-. You will learn more about prefixes and their meanings in Chapter 4. Suffixes A suffix is a ... about suffixes and their meanings and jobs in Chapter 5. Roots The pieces of words that carry direct meaning are called roots. Many English words stem from ancient Greek and Latin words, and because ... we learn vocabulary: 1. From the sound of words 2. From the structure of words 3. From the context of words how words are used in communication Therefore, when you encounter unfamiliar words, you...