Across
- 6. increase extremely fast (informal but powerful)
- 7. unchanged over time
- 8. increase suddenly
- 9. decrease quickly
- 10. stay the same
- 12. fall suddenly and dramatically
- 13. rise dramatically to a high level
- 14. increase very quickly and strongly
- 16. go down (neutral)
- 17. decrease gradually (formal, high band)
Down
- 1. go down
- 2. increase gradually over time
- 3. go up (neutral, very common)
- 4. fall very sharply (strongest word)
- 5. go up in number/value
- 7. slight decrease
- 9. small or temporary decrease
- 10. no change at all
- 11. stop changing after movement
- 15. reach a stable level after growth
- 18. go up steadily (often step by step)