1. To _found_ something means to take the first steps in building it. 2. When you _describe_ something, you give details. 3. When we talk about a _mention_, you refer to it but don't give details. 4. When we talk about a _birthplace_, we talk about a place where a person was born or the place where something started. 5. A _trading center_ is a place where people buy and sell goods. 6. When something _is confirmed_, it is true or correct.