AWL 4

2. To become involved in an argument, fight. or other difficult situation in order to change what happens
5. To publicly support a particular way of doing something
8. To inform an opinion that something is probably true because of information that you have
9. Including all the necessary, facts, details, or problems that need to be dealt with
13. A model or example that shows how something works or is produced
14. To start to use new ideas, methods, or inventions
15. Contrary ideas, opinions, or actions are completely different and opposed to each other

1. To recognize or express the difference between things or people
3. To provide a person or place with th things that are needed for a particular kind of activity or work
4. To consist of particular parts, groups etc
6. To show that something is definitely true, especially by providing more proof
7. A system of organization in which people or things are divided into levels of importance
10. Based on scientific testing or practical experience, not on ideas
11. A system or method that you use to send or obtain information, goods, permission etc
12. To remove an object from somewhere, especially with difficulty