Across
- 2. careful in spending or using something
- 3. a strong feeling of emotion especially joy
- 6. being of use, helpful
- 7. necessary
- 8. to harm by contact with something undesirable
Down
- 1. to tame, to bring plants or animals under human control
- 2. possible
- 4. not changing
- 5. able to survive under bad conditions
