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 Arctic permafrost region (6)
  2. 4 a Eagerly absorb (3,2)
  3. 7 a Set-to (informal) (4-2)
  4. 8 a Partisan (6)
  5. 9 a Equitable (4)
  6. 10 a Drive out (8)
  7. 12 a Incompatible (3-8)
  8. 17 a Struggle awkwardly (8)
  9. 19 a Hilltop (4)
  10. 20 a Seeds used to make tahini (6)
  11. 21 a Strengthened opening for a lace (6)
  12. 22 a Become widespread on social media (5)
  13. 23 a Suppose (6)
  14. 1 d Sea wave caused by an earthquake (7)
  15. 2 d Instinctive (7)
  16. 3 d Inhibited (9)
  17. 4 d Moon-related (5)
  18. 5 d Nutty confectionery (7)
  19. 6 d Hotel or hospital employee (6)
  20. 11 d Old US rose (anag) — without scent (9)
  21. 13 d Once-over (informal) (4-3)
  22. 14 d Theatrical group of motionless figures (7)
  23. 15 d Bishop's patch (7)
  24. 16 d Balance (6)
  25. 18 d Known as (5)

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