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5. to limit the movements or actions of someone, or to limit something and reduce its size or prevent it from increasing
6. (especially of accidents and other unexpected events) to happen
9. (of a doctor) to say what medical treatment someone should have
10. to think or believe
11. especially, or more than usual
13. to persuade someone to work for a company or become a new member of an organization, especially the army
14. to stop something from happening or someone from doing something
15. to get something, especially by asking for it, buying it, working for it, or producing it from something else
16. the possibility that something good might happen in the future
18. agreement that something is true or legal

1. relating to human society at a very early stage of development, with people living in a simple way without machines or a writing system
2. to make something happen
3. a number such as 1st, 2nd, 3rd, 4th, that shows the position of something in a list of things
4. to try to discover information that other people do not want you to know, by asking questions carefully and not directly
7. to place something next to or close to something else
8. a particular time, especially when something happens or has happened
10. connected with what is happening or being discussed
12. the possibility that something good might happen in the future
15. to disagree with something or someone, often by speaking or fighting against it, him, or her
17. to fill, exist in, or use a place or period of time
18. to look like or be like someone or something