Previous solution

Across: 1. Last 8. Economised 9. Stimulus 10. Errs 12. Verity 14. Phoney

15. Wilful 17. See-saw 18. Mean 19. Wrathful 21. Rust bucket 22. Seen.

Down: 2. All the time 3. Teem 4. Mouldy 5. Gossip 6. Tiresome 7. Adds

11. Re-evaluate 13. Infinite 16. Lawful 17. Stalks 18. Mars 20. Hits.