ACROSS QUICK

1 Boulder (4) 3 Threatening (8) 9 Enigma (7) 10 Lock (5) 11 Break up (12) 13 Sluggish (6) 15 Confuse (6) 17 Illiberal (12) 20 Living (5) 21 Valour (7) 22 Powerfully (8) 23 Image (4)

DOWN

1 Speed (8) 2 Traverse (5) 4 Limb (6)

5 A break (12) 6 Built (7) 7 Undertaking (4) 8 Flattery (12) 12 Overthrow (8) 14 In succession (7) 16 Drive (6)

18 Strain (5) 19 Tranquil (4)