Prefixes
Prefixes are like little word-building blocks that attach to the beginning of a word to change its meaning. They're a key part of English grammar and can help you understand and learn new words more easily. What are prefixes? A prefix is a group of letters (or sometimes just one letter) that's added to the start of a root word. This addition creates a new word with a different meaning. For example, the prefix "un-" can be added to "happy" to form "unhappy," which means the opposite of happy. How do prefixes work? Prefixes work by modifying the meaning of the root word. They can indicate things like: * Negation or opposition: (e.g., "un-", "dis-", "non-") * unhappy, disagree, nonsense * Time or order: (e.g., "pre-", "post-", "re-") * preheat, post-war, rewrite * Location or direction: (e.g., "sub-", "super-", "trans-") * submarine, supermarket, tran...