NO IDEE

Across

4. railway
6. luggage
7. biscuit
10. queue
11. banknote
13. rise
16. postbox
18. dynamo
19. jumper
20. maths
21. lorry

Down

1. nursinghome
2. dustbin
3. angry
5. autumn
8. mainroad
9. publictoilet
12. pavement
14. sweets
15. cinema
17. lift