Across

1. Parent Teacher Assoc.

4. Make a mistake

6. Boundary

7. Buddy

9. Had eaten

11. Time gone by

13. Once ____ a time

14. Not fake

15. Yank

17. Honey maker

19. Saturday Night Live

21. Not clear

22. Foot digit

23. An oinker

Down

1. Soda ___

2. Everything or everyone

3. Self-satisfied

4. Estimated Time of Arrival

5. Regret

8. An orchard fruit

10. Locomotive

11. Small insect

12. Organisation (abbr.)

16. Strongly encourage

17. Replaceable drill tip

18. The night before an event

19. September (abbr.)

20. Lower limb

(Solution on P4)