Across
- 4. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact
- 6. a part that is added to something to enlarge it
- 8. not including
- 10. reaching a high or the highest degree
- 12. the action of becoming larger or more extensive
Down
- 1. remove or take out
- 2. the action of making known one's thoughts or feelings
- 3. activity requiring physical effort, carried out to sustain or improve health and fitness
- 5. the quality of being outstanding or extemely good
- 7. cause to cover a wider area
- 9. cry out suddenly in surprise
- 11. costing a lot of money