Prefixes are a group of letters that change the meaning of a word when they are added to the start. The prefix un- usually means 'not', so the new word means the opposite of the original. In this ...

Hello, I’m Mr Smith and today we’re going to be looking at how we use the prefix “un” to change the meaning of a word. The prefix “un” is placed at the beginning of a word, and it’s simply a case of ...