1. damaged by decay; hence unsound and useless

2. a broadcast of news or commentary on the news

5. press down tightly

7. (computer science) the mechanical, magnetic, electronic, and electrical components making up a computer system

9. to show, make visible or apparent

10. an elaborate song for solo voice

3. the act of retaining something

4. a person who uses something or someone selfishly or unethically

6. request for a sum of money

8. transmission that combine media of communication (text and graphics and sound etc.)

11. (of speed) having or caused by speed approximately equal to that of sound in air at sea level

12. a particular environment or walk of life