Across
- 2. Special characteristic some people have.
- 3. Substances that make the air, water, land dirty and not safe.
- 5. increase of the world's temperature.
- 6. To speak or write of something that is different from the main subject.
- 7. The person who listens in a conversation.
- 8. the ability to accept other's beliefs, ideas, etc.
Down
- 1. Number of words that make up a language.
- 4. Correction or regulation of oneself for the sake of improvement.