Unit 4

2. more useful, interesting, satisfactory, effective, suitable
3. very small cut made on the edge or surface of something
5. done or made in the traditional or original way
7. a small flat plastic case containing magnetic tape, that can be used for playing or recording sound
8. to completely understand and begin to use new ideas, information
9. something wrapped in paper, packed in a box, and then sent by mail or delivered
12. a large quantity of something
13. done or made in the traditional or original way
14. a change, discovery, or invention that brings progress
16. the best or most suitable
17. to look angrily at someone for a long time
18. to help a plan, idea, feeling etc to develop

1. becoming more powerful or popular
3. someone who has no experience in a skill, subject, or activity
4. a trick or something unusual that you do to make people notice someone or something
6. having plenty of money, nice houses, expensive things
7. to become or make something become lower in price or value
9. a long stick or post usually made of wood or metal, often set upright in the ground to support something
10. he speed at which something happens or is done
11. not paying enough attention to what you are doing, so that you make mistakes
13. to change, or to make someone or something change
14. in or through the middle of a group of people or things
15. the hard pointed thing that grows, usually in pairs, on the heads of animals such as cows and goats