Complete
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7 9 16 17 20 22 1 12 13 2 18 3 10 23 8 11 21 4 14 19 5 15 6
  1. 1 a Person from the Middle East (6)
  2. 4 a Sour Mediterranean spice (5)
  3. 7 a Star system (6)
  4. 8 a Devour (6)
  5. 9 a Volcano (4)
  6. 10 a Boisterous party (8)
  7. 12 a Dark sour liquid (4,7)
  8. 17 a Raider (8)
  9. 19 a Indian set of notes (4)
  10. 20 a Notice of parking offence (6)
  11. 21 a Tiny ad (anag.) (6)
  12. 22 a Clingy and desperate (5)
  13. 23 a Line in Anglo-Saxon, say (6)
  14. 1 d ___ theory (physics) (7)
  15. 2 d Toil (7)
  16. 3 d Northern capital (9)
  17. 4 d Firework (5)
  18. 5 d Folk dance (7)
  19. 6 d Bright (6)
  20. 11 d Helpmate (3,6)
  21. 13 d Newsreader’s aid (7)
  22. 14 d Embellishment (7)
  23. 15 d Cool and left-wing (5-2)
  24. 16 d Loose (6)
  25. 18 d Like toffee? (5)

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