Across
- 1. to place in danger
- 4. to keep up; to support
- 5. necessary for continued life
- 6. to save by using carefully
- 8. something that is harmful or dirty
- 9. to harm by contact with something undesirable
- 12. to increase in number or amount
- 14. to replace one thing or person for another
- 15. to make worse
Down
- 2. a supply that can be used when there is a need
- 3. severe or extreme
- 7. spending, costing, or using more than is required
- 10. to make or become smaller
- 11. lasting or seeming to last forever
- 13. careful in spending or using something